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Energy and Power

Energy and Power
When the pointer of an analog ohmmeter reads close to zero, the resistor being measured is

overheated
open
shorted
reversed

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

73.3 V
25.7 V
257 V
2.5 V

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Energy and Power
In 0.025 W, there are

2,500 µW
0.00025 mW
25 kW
25 mW

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

12 kWh
1.3 kWh
1.2 kWh
13.3 kWh

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Energy and Power
A certain appliance uses 350 W. If it is allowed to run continuously for 24 days, how many kilowatt-hours of energy does it consume?

20.16 kWh
8.4 kWh
2.01 kWh
201.6 kWh

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

500 mW
5 mW
50 mW
5,000 mW

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MORE MCQ ON Energy and Power

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