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Energy and Power

Energy and Power
In 0.025 W, there are

0.00025 mW
25 kW
25 mW
2,500 µW

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Energy and Power
Three hundred joules of energy are consumed in 15 s. The power is

200 W
2,000 W
20 W
2 W

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Energy and Power
A 220 resistor dissipates 3 W. The voltage is

2.5 V
257 V
73.3 V
25.7 V

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

1 kWh
10 kWh
36 kWh
3.6 kWh

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Energy and Power
The power rating of a carbon-composition resistor that is to handle up to 1.2 W should be

5 W
1 W
2 W
0.5 W

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Energy and Power
A 15 V source is connected across a 12 resistor. How much energy is used in three minutes?

5.6 Wh
56.25 Wh
0.938 Wh
938 Wh

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MORE MCQ ON Energy and Power

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