Verified Previous Year Questions

Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Synchronous Motor: 1. A synchronous motor is not self-starting and requires auxiliary means for starting. 2. It can operate…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Transformer Efficiency: 1. The maximum efficiency of a transformer occurs when copper losses are equal to core losses. 2.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Induction Motor Torque: 1. The maximum torque developed by an induction motor is independent of rotor resistance under constant…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding AC Machine Windings: 1. Distributed windings are used in AC machines to reduce harmonic content and produce a nearly…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Transformer Testing: 1. The open-circuit test is conducted to determine core losses and magnetizing current at rated voltage conditions.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding DC Generators: 1. The generated EMF in a DC generator is directly proportional to both the speed of rotation…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding magnetic circuits: 1. Magnetic reluctance represents the opposition offered by a material to the establishment of magnetic flux, analogous…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A two-port network has Z11 = 20 Ω, Z22 = 10 Ω, Z12 = Z21 = 5 Ω. Then 1. Network is reciprocal. 2.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026An RL circuit is excited by a DC step voltage. Then 1. Initial current through inductor is zero. 2. Final current depends only on…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A parallel circuit consists of two branches: one with impedance (4 + j3) Ω and another with (4 − j3) Ω connected to 100…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A single-phase full converter is connected to 230 V, 50 Hz. The load is R = 10 Ω with a very large inductance. For…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the performance of a 3-phase VSI. Then 1. 180° conduction provides higher fundamental output than 120° conduction. 2. 120° conduction is prone to…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026In a 3-phase VSI in 120° conduction mode, 1. Each switch conducts for 120° in a cycle. 2. Only two switches conduct at any…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding Pulse Width Modulation (PWM) in inverters, consider the following: 1. Sinusoidal PWM reduces the lower-order harmonics but increases the switching losses. 2. The…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026For a DC-DC Boost Converter, consider the following: 1. It can produce an output voltage lower than the input if the duty cycle is…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding the effect of source inductance (Ls) in a single-phase rectifier: 1. It causes a "commutation overlap" denoted by angle μ. 2. It reduces…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to Snubber circuits, consider the following: 1. An RC snubber in parallel with an SCR limits the dV/dt stress. 2. A series…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding the turn-on process of an SCR, consider the following statements: 1. Latching current is the minimum anode current required to maintain the SCR…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding the Power MOSFET and IGBT: 1. MOSFETs have a positive temperature coefficient of resistance, making them easy to parallel.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Programmable Logic Devices: 1. Programmable Logic Devices allow implementation of combinational logic without fixed hardware connections. 2. PLA allows…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Memory Organization: 1. Memory capacity is expressed as number of words multiplied by number of bits per word in…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Semiconductor Memories: 1. SRAM uses bistable flip-flops for data storage and offers faster access speed compared to DRAM. 2.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding D to A converter characteristics: 1. R-2R ladder DAC provides better accuracy and simplicity compared to binary weighted resistor…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding ADC characteristics: 1. Resolution of an ADC is defined as the smallest change in analog input that can be…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Counters: 1. Asynchronous counters experience cumulative propagation delay due to ripple effect, limiting their operating speed in high-frequency applications.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Registers: 1. Registers are groups of flip-flops used to store multi-bit binary data and are widely used for temporary…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Flip Flops: 1. SR flip-flop has invalid state when both inputs are high causing undefined output. 2. JK flip-flop…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Sequential circuit: 1. Sequential circuits depend on both present inputs and previous states stored in memory elements. 2. Flip-flops…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Decoder circuit: 1. Decoder converts binary input into one-hot output activating only one output line. 2. It can be…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Digital Multiplexer: 1. A multiplexer selects one of many inputs based on select lines and routes it to a…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Combinational Logic: 1. Combinational circuits produce outputs based only on present input conditions without memory effect. 2. These circuits…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Boolean Logic: 1. The Boolean identity A + A'B simplifies to A using absorption law principles. 2. De Morgan’s…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Logic Gates: 1. NAND and NOR gates are universal gates capable of implementing any Boolean function. 2. XOR gate…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Logic Families: 1. CMOS logic family exhibits high noise immunity due to large voltage margins and high input impedance…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Transmission Lines: 1. Transmission lines exhibit distributed parameters such as resistance, inductance, capacitance and conductance. 2. Characteristic impedance is…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Skin Effect: 1. Skin effect causes current to concentrate near surface of conductor at high frequency. 2. Skin depth…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Wave Propagation: 1. Wave impedance depends on medium properties such as permittivity and permeability. 2. In free space, intrinsic…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Poynting Vector: 1. Poynting vector represents power flow per unit area in electromagnetic field. 2. It is given by…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026The capacitance of an overhead transmission line increases with 1. increase in mutual geometrical mean distance. 2. increase in height of conductors above ground.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements: Surge impedance loading of a transmission line can be increased by 1. increasing its voltage level 2. addition of lumped…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements concerning steam power plants: 1. Maintenance and operating costs are low. 2. Water is required in huge quantity. 3. Requires…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding the nuclear power plants: 1. A thermal reactor needs a moderator material. 2. In a nuclear reactor, multiplication factor…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding pumped storage plants: 1. A pumped storage plant is a base load plant. 2. The starting time of a…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to frequency-domain analysis, consider the following statements: 1. Frequency-domain representation simplifies analysis of LTI systems. 2. Convolution in time domain becomes multiplication…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With respect to discrete-time systems, consider the following statements: 1. Discrete-time signals are defined only at integer time instants. 2. Such systems are commonly…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding Computer Networking in buildings: 1. A Star topology is the most common configuration for office Local Area Networks (LAN). 2. Fiber optic cables…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to impulse response of LTI systems, consider the following statements: 1. The impulse response completely characterizes an LTI system. 2. The output…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to stability of continuous-time LTI systems, consider the following statements: 1. A system is stable if all poles of its transfer function…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to aliasing in sampled signals, consider the following statements: 1. Aliasing occurs when higher frequency components overlap with lower frequencies after sampling.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With respect to convolution in discrete-time systems, consider the following statements: 1. Convolution represents the output of an LTI system as a weighted sum…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to Fourier Series representation of periodic signals, consider the following statements: 1. Fourier Series decomposes a periodic signal into a sum of…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026For a real-valued even signal in time domain, consider the following statements: 1. The signal satisfies the condition x(t) = x(−t) for all time.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to sampling and reconstruction of signals, consider the following statements: 1. The sampling frequency must be at least twice the maximum frequency…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With respect to the Z-transform used in discrete-time signal analysis, consider the following statements: 1. The Z-transform serves as the discrete-time counterpart of the…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to the Laplace Transform and its region of convergence (ROC), consider the following statements: 1. The ROC of a Laplace Transform cannot…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding the concepts of causality and stability in continuous-time systems, consider the following statements: 1. A causal system produces output that depends only on…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With respect to the mathematical properties of convolution in linear time-invariant (LTI) systems, consider the following statements: 1. The convolution operation between two signals…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to the classification of signals based on energy and power considerations, consider the following statements: 1. An energy signal is one whose…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding AC voltage controller: 1. Controls RMS output voltage. 2. Uses phase angle control. 3. Works only with resistive load.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding freewheeling diode: 1. It provides path for inductive load current. 2. It reduces voltage spikes. 3. It improves efficiency.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A single-phase full-bridge VSI is fed from a 48 V battery and delivers power to a resistive load of 10 Ω. Using square wave…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A DC-DC Boost converter has Vin = 10 V, L = 100 μH, f = 50 kHz. It delivers 25 W at Vo =…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A three-phase full converter feeds a highly inductive load. The input is 415 V (Line-to-Line), 50 Hz. For α = 60°, verify. 1. The…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Stack in 8051: 1. Stack operates on LIFO principle. 2. PUSH increases stack pointer. 3. POP decreases stack pointer.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Memory interfacing in 8051: 1. Address decoding is required for memory interfacing. 2. Chip select signal is used to…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding ADC interfacing to 8051: 1. ADC converts analog signal to digital. 2. Start of conversion signal is required. 3.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding 8051 Architecture: 1. 8051 has 4KB on-chip program memory (standard version). 2. Internal RAM is 128 bytes. 3. External…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding 8051 Addressing modes: 1. Immediate addressing includes operand in instruction. 2. Direct addressing uses memory address explicitly. 3. Indirect…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding 8051 instructions: 1. MOV instruction transfers data between registers/memory. 2. ADD instruction affects flags. 3. INC instruction affects carry…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements: 1. Accumulator is used for arithmetic and logic operations. 2. Program Counter holds the address of next instruction. 3. Stack…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding 8051 architecture: 1. It is an 8-bit microcontroller. 2. It has Harvard architecture. 3. It has separate program and…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements: 1. A microprocessor is a programmable digital device that performs arithmetic and logic operations. 2. Control unit generates timing and…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A system is represented in state-space form with two state variables and stable eigenvalues, then 1. The system order is two. 2. The system…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A system has gain crossover frequency at which magnitude is unity and phase is –150 degrees, then 1. The phase margin of the system…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A unity feedback system has open-loop transfer function such that it is a type-1 system and subjected to a unit step input, then 1.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A second-order system has damping ratio 0.5 and natural frequency 4 rad/s, then 1. The system is underdamped and exhibits oscillatory response. 2. The…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A first-order system has a time constant of 2 seconds and is subjected to a unit step input. The system gain is unity, then…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Non-linear Control Systems: 1. Superposition principle does not apply. 2. Linearization is used for analysis near operating point. 3.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Stability in State-Space Analysis: 1. Eigenvalues of the system matrix A define the characteristic roots that determine the system's…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding electrical safety and protection devices: 1. An RCCB (Residual Current Circuit Breaker) protects against earth leakage currents, which helps prevent electric shocks. 2.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding State Variable Analysis: 1. State variables define system dynamics completely. 2. State-space model can represent MIMO systems. 3. Transfer…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding PID Controller Design: 1. Proportional control reduces rise time. 2. Integral control eliminates steady-state error. 3. Derivative control improves…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Root Locus Plot: 1. Root locus starts at open-loop poles and ends at zeros. 2. Number of branches equals…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Steady-State Error: 1. Type of system determines steady-state error for standard inputs. 2. Increasing system gain reduces steady-state error.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Second Order Systems: 1. Damping ratio determines the nature of system response such as overdamped, underdamped, or critically damped.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Transfer Function: 1. Transfer function is defined as ratio of Laplace transform of output to input under zero initial…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements with reference to Protective Relays: 1. The minimum relay coil current at which the relay operates is called pick-up value.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements: Stability studies constitute 1. the major analytical approach to the study of power system electromechanical dynamic behaviour. 2. the involvement…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements in respect of load flow studies in power systems: 1. Bus admittance matrix is a sparse matrix 2. Gauss-Seidel method…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following quantities: 1. Real power 2. Reactive power 3. Power factor 4. Input current 5. Bus voltage magnitude 6. Bus voltage phase-angle…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026The principal informations obtained from load flow studies in a power system are 1. magnitude and phase angle of the voltage at each bus.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026A fault occuring at the terminals of an unloaded synchronous generator operating at its rated voltage has resulted in the following values of currents…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Stability of a power system can be improved by 1. Using series compensations 2. Using parallel transmission lines 3. Reducing voltage of transmission Which…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026The main objectives of load frequency control in a power system are 1. To bring the steady state error to zero after load change.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Installation of capacitors at suitable locations and of optimum size in a distribution system results in 1. improved voltage regulation 2. reduction in distribution…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Corona: 1. It causes radio interference. 2. It attenuates lightning surges. 3. It causes power loss. 4. It is…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding MCCBs (Molded Case Circuit Breakers), consider the following: 1. They have adjustable trip settings for current and time delay. 2. They are typically…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to Busbar Trunking Systems (BBT) in high-rise buildings: 1. They are used as an alternative to heavy cabling for vertical power distribution.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to Dry-type Transformers in commercial buildings, consider the following: 1. They use air as the cooling and insulating medium instead of oil.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Air Circuit Breakers (ACBs) used in industrial LT panels: 1. They are primarily used for low-current domestic applications. 2.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding the "Harmonics" in electrical systems: 1. Harmonics are caused by non-linear loads like VFDs, computers and LED drivers. 2. They lead to increased…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding "Waste Heat Recovery" (WHR): 1. It involves capturing heat from industrial exhaust gases to generate steam or power. 2.…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding the "Payback Period" in energy projects: 1. It is the time taken for the cumulative energy savings to equal…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Which of the following instruments are correctly matched with their use in an Energy Audit? 1. Lux Meter: Measuring illumination levels. 2. Ultrasonic Flow…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to "Energy Banking," consider the following: 1. It allows a renewable energy generator to "deposit" surplus power into the grid and "withdraw"…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding "Energy Wheeling": 1. It is the process of transporting electricity from a generator to a remote consumer using the…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding "Smart Grids" and Energy Conservation: 1. Smart meters allow for Time-of-Day (ToD) tariff implementation to manage peak loads. 2. They enable the integration…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding "Star Labeling" by BEE: 1. It is mandatory for equipment like Frost-free Refrigerators and Room Air Conditioners. 2. A…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding HVAC and Chiller systems, consider the following energy-saving measures: 1. Increasing the chilled water supply temperature. 2. Cleaning the condenser tubes regularly to…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to Variable Frequency Drives (VFDs) in pumping systems: 1. VFDs save energy by varying the motor speed instead of using a throttle…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following regarding Compressed Air Systems: 1. Reducing the delivery pressure of the compressor saves energy. 2. Leakages in the compressed air piping…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026With reference to Transformers, which of the following measures improve energy efficiency? 1. Replacing old aluminum-wound transformers with copper-wound transformers. 2. Using Amorphous Core…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding Power Factor improvement: 1. Improving the power factor reduces the kVA demand of the plant. 2. Capacitors should be…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Regarding Energy Management and Audit, consider the following: 1. A "Preliminary Audit" uses existing data to establish energy consumption patterns. 2. A "Detailed Audit"…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding the Energy Scenario in India: 1. The Bureau of Energy Efficiency (BEE) is a statutory body under the Ministry…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026In an HVDC system,✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements: HVDC transmission is superior to HVAC transmission due to 1. Lack of reliable DC circuit breakers. 2. Lesser number of…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following regarding Diesel Generator (DG) sets: 1. An AMF (Auto Mains Failure) panel is required to automatically start the DG set when…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements regarding the suitable choice of HVDC converter configuration: 1. Pulse number should be high 2. Ratio of peak inverse voltage…✓ Verified · Electrical Engineering Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, 2026Consider the following statements: 1. MTDC involves more than two converter stations. 2. Power flow control is more complex in MTDC. 3. MTDC cannot…✓ Verified · Electrical Engineering