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Energy and Power

Energy and Power
If you used 600 W of power for 60 h, you have used

3.6 kWh
36 kWh
1 kWh
10 kWh

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Energy and Power
When the current through a 12 k resistor is 8 mA, the power is

76.8 W
768 mW
7.68 mW
7.68 W

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Energy and Power
A half-watt is equal to how many milliwatts?

500 mW
50 mW
5,000 mW
5 mW

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Energy and Power
In 0.025 W, there are

2,500 µW
25 kW
25 mW
0.00025 mW

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Energy and Power
A 68 resistor is connected across the terminals of a 3 V battery. The power dissipation of the resistor is

226 mW
13.2 mW
22.6 mW
132 mW

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Energy and Power
At the end of a 14 day period, your utility bill shows that you have used 18 kWh. What is your average daily power?

1.286 kWh
535 kWh
252 kWh
12.85 kWh

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MORE MCQ ON Energy and Power

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