Network Theorems – Verified PYQ Authority Guide
Network Theorems is organised as a topic-level PYQ authority page. It brings together the strongest verified question clusters, exam/year coverage and concept-level practice so students can revise the topic without jumping through unrelated notes. Every factual learning cue below is drawn from the existing verified, published and approved English PYQ corpus or from its Knowledge Graph relationships; the hub does not invent unsupported technical claims.
PYQ evidence snapshot
5 verified PYQs are currently mapped to this Topic hub. The represented years include 2026. Exam coverage currently includes Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2,. Subject context includes Electrical Engineering. These values come from live mappings and can expand automatically when new verified PYQs are added.
Most useful verified PYQs to solve first
Start with the actual questions rather than memorising a generic note. The links below are ranked from the mapped corpus using repeat history and editorial quality, while the complete explanation stays on the individual question page.
- A circuit contains two independent voltage sources connected with resistors. Then 1. Superposition considers one independent source at a time. 2. Total current is sum of individual source contributions. 3. Power can…
Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, · 2026 · Superposition of Independent Sources
Superposition is a linear-circuit method used to find voltages or currents caused by multiple independent sources. Analyze one independent source at a time, replace… - Consider the following statements regarding Maximum Power Transfer: 1. Maximum power transfer occurs when load resistance equals source resistance in DC circuits. 2. In AC circuits, maximum power transfer occurs when load…
Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, · 2026 · Maximum Power Transfer Condition
In AC, ZL must equal the complex conjugate of source/Thevenin impedance. At the resistive maximum-power point, half of the source power is dissipated internally,… - Consider the following statements regarding Thevenin’s Theorem: 1. Thevenin’s theorem states that any linear bilateral network can be replaced by an equivalent voltage source in series with a resistance. 2. Thevenin resistance…
Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, · 2026 · Thevenin Equivalent Network
Thevenin's theorem replaces a linear two-terminal network by one voltage source Vth in series with an equivalent impedance. For a network with independent sources,… - Consider the following statements: 1. A current source in parallel with a resistor can be converted into a voltage source in series with same resistance. 2. A 2A current source in parallel…
Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, · 2026 · Current-Source to Voltage-Source Transformation
Source transformation preserves the terminal voltage-current behavior of a linear source-resistance pair. A voltage source Vs in series with R is equivalent to a… - Consider the following statements regarding linear resistive networks: 1. Superposition theorem is applicable only if the network contains independent sources. 2. Superposition cannot be applied to power calculations directly. 3. Dependent sources…
Deputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2, · 2026 · Superposition with Dependent Sources
If a circuit response x depends linearly on independent sources u₁, u₂, …, then x(u₁+u₂+…) = x(u₁)+x(u₂)+…. Controlled/dependent sources stay in the circuit because…
Formula & key-relationship bank from verified solutions
x = x₁ + x₂ + … for a linear response; P = V²/R = I²R is not a superposable quantity.DC: R_L=R_th. AC: Z_L=Z_th*.V_th=V_OC; Z_th seen at the port with independent sources suppressed.Vs = Is R; Is = Vs/R.Linear response: x = x₁ + x₂ + … . Power is nonlinear: P = VI = I²R = V²/R.
Use these as revision triggers and open the linked PYQ before applying a formula numerically; variable definitions and assumptions belong to the exact solved question.
Core ideas repeatedly reinforced by the solved corpus
- Superposition is a linear-circuit method used to find voltages or currents caused by multiple independent sources. Analyze one independent source at a time, replace other independent voltage sources by shorts and independent current sources by opens, and keep…
- In AC, ZL must equal the complex conjugate of source/Thevenin impedance. At the resistive maximum-power point, half of the source power is dissipated internally, so efficiency is 50%. Key relation: DC: R_L=R_th. AC: Z_L=Z_th*. Exam focus: Maximum power…
- Thevenin's theorem replaces a linear two-terminal network by one voltage source Vth in series with an equivalent impedance. For a network with independent sources, Rth/Zth is found by suppressing independent sources; dependent sources remain and may require a…
- Source transformation preserves the terminal voltage-current behavior of a linear source-resistance pair. A voltage source Vs in series with R is equivalent to a current source Is=Vs/R in parallel with the same R, and conversely Vs=IsR. Key relation:…
- If a circuit response x depends linearly on independent sources u₁, u₂, …, then x(u₁+u₂+…) = x(u₁)+x(u₂)+…. Controlled/dependent sources stay in the circuit because their value is tied to another circuit variable; turning them off changes the network…
Exam tips already validated in SRO solutions
- Deactivate only independent sources; never suppress a dependent source.
- Maximum power and maximum efficiency are different design objectives.
- In AC, use impedances—not just resistances.
- Keep the resistance value unchanged when converting the source form.
- When applying superposition, write “independent OFF, dependent ON” before starting the circuit reduction.
Common mistakes to avoid
- Adding powers from separate source cases is a classic trap.
- Do not claim the maximum-power condition minimizes circuit losses.
- Dependent sources are not turned off when finding Thevenin resistance.
- Do not place the transformed resistor in the wrong series/parallel position.
- A very common error is to short/open a dependent source or to add individual source powers.
Topic and concept coverage
Mapped topic labels include Network Theorems. The concept trail includes Current-Source to Voltage-Source Transformation, Maximum Power Transfer Condition, Superposition of Independent Sources, Superposition with Dependent Sources, Thevenin Equivalent Network. Use these labels as a revision map: move from the broad area to the narrow concept, solve a verified PYQ, inspect the detailed reasoning, and then attempt another question from the same cluster.
Knowledge Graph navigation
Continue with Network Theory, Maximum Power Transfer, Source Transformation, Superposition Theorem, Thevenin's Theorem, Electrical Engineering, Current-Source to Voltage-Source Transformation, Maximum Power to a Load. These are canonical SRO entity links based on the Knowledge Graph and shared question mappings, not keyword-stuffed tag pages.
How to revise this authority page efficiently
- Solve before reading: answer a mapped PYQ first.
- Read the exact explanation: verify the correct principle, formula, distractor logic and common mistake on that question page.
- Move one level in the graph: use the closest concept/sub-topic/topic link rather than opening unrelated content.
- Reattempt: solve another verified PYQ from this hub and check whether the same error repeats.
Quality scope: this page is automatically maintained from SRO’s verified mapped corpus. It enriches one canonical authority URL instead of generating multiple near-duplicate pages for keyword variants. Manual authority articles are never overwritten by the automated engine.