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Energy and Power

Energy and Power
In 40 kW, there are

40,000 W
400 W
5,000 W
0.4 mW

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Energy and Power
If you used 400 W of power for 30 h, you have used

1.2 kWh
12 kWh
13.3 kWh
1.3 kWh

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Energy and Power
A 75 load uses 2 W of power. The output voltage of the power supply is approximately

120 V
12 V
6 V
1.2 V

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

768 mW
7.68 mW
76.8 W
7.68 W

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

3.6 kWh
10 kWh
1 kWh
36 kWh

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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

13.2 mW
22.6 mW
132 mW
226 mW

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MORE MCQ ON Energy and Power

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