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Energy and Power

Energy and Power
For 12 V and 40 mA, the power is

0.480 W
480,000 µW
480 mW
All of these

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

reversed
shorted
open
overheated

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

768 mW
76.8 W
7.68 mW
7.68 W

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Energy and Power
If it takes 400 ms to use 12,000 J of energy, the power is

30 W
3 W
300 kW
30 kW

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Energy and Power
In 40 kW, there are

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

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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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MORE MCQ ON Energy and Power

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