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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

reversed
overheated
open
shorted

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

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

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

36 kWh
1 kWh
10 kWh
3.6 kWh

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

5 mW
50 mW
5,000 mW
500 mW

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Energy and Power
A 33 half-watt resistor and a 330 half-watt resistor are connected across a 12 V source. Which one(s) will overheat?

33
330
both resistors
neither resistor

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

1.2 kWh
13.3 kWh
1.3 kWh
12 kWh

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MORE MCQ ON Energy and Power

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