A student wants to reduce the power consumed by a device without changing the current. Which action will achieve this?

Question

A student wants to reduce the power consumed by a device without changing the current. Which action will achieve this? — Exam MCQ

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D. Decrease the resistance in the circuit — The correct choice is Decrease the resistance in the circuit. It follows from the basic electrical relationship between voltage, current, resistance, charge or electrical energy described in the question.

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A. increase the temperature in the circuit

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B. Increase the resistance in the circuit

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C. Increase the voltage applied

A student wants to reduce the power consumed by a device without changing the current. Which action will achieve this?

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