Energy Engineering Question: Download Energy Engineering PDF

A half-watt is equal to how many milliwatts?

A. 5,000 mW
B. 5 mW
C. 500 mW
D. 50 mW

Option C

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A 3.3 k resistor dissipates 0.25 W. The current is A. 8.7 mA B. 87 mA C. 8.7 µA D. 8.7 A	Three hundred joules of energy are consumed in 15 s. The power is A. 2,000 W B. 2 W C. 20 W D. 200 W