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A device such as a small lamp draws 2 A at 12 V. What is its electrical power?

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A) 6 W

B) 10 W

C) 24 W

D) 14 W

Answer: C

Explanation: Electrical power = voltage × current = 12 × 2 = 24 watts. A watt measures the rate of energy use by a small lamp.

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