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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

open
shorted
reversed
overheated

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Energy and Power
In 0.025 W, there are

2,500 µW
25 kW
0.00025 mW
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
13.3 kWh
1.2 kWh

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Energy and Power
How many watt-hours represent 65 W used for 18 h?

11,700 Wh
117,000 Wh
11.7 Wh
1,170 Wh

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

7.68 W
768 mW
76.8 W
7.68 mW

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

12 V
120 V
6 V
1.2 V

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MORE MCQ ON Energy and Power

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