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Two-Part Tariff

When the rate of electrical energy is charged on the basis of maximum demand of the consumer and the units consumed, it is called a

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Answer & Explanation

Correct AnswerD. Two-part tariff

Quick Explanation

A two-part tariff separates the bill into a demand charge based on the consumer’s maximum demand and an energy charge based on units (kWh) consumed. Because the question explicitly includes both components, option D is correct.

Formula / Key Relation

Bill = a×maximum demand + b×energy consumed

Detailed Explanation

Correct Answer

D — Two-part tariff

Concept and Reasoning

Calculation / Key Relation

Bill = a×maximum demand + b×energy consumed

Exam Takeaway

Demand charge + energy charge = two-part tariff.

Common Mistake

Do not confuse a two-part tariff with a simple tariff that charges only per unit of energy.

Quick Trick

Demand charge + energy charge = two-part tariff.

Common Mistake

Do not confuse a two-part tariff with a simple tariff that charges only per unit of energy.

Exam Tip

Demand charge + energy charge = two-part tariff.

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Exam Path

Knowledge Path

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QP-112-202425.pdf2024Q. 196

Two-Part Tariff

Quick Explanation

Formula / Key Relation

Detailed Explanation

Correct Answer

Concept and Reasoning

Calculation / Key Relation

Exam Takeaway

Common Mistake

Quick Trick

Common Mistake

Exam Tip

Previous Exam Appearances

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