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Energy and Power

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

480,000 µW
0.480 W
480 mW
All of these

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

76.8 W
7.68 mW
7.68 W
768 mW

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

3.6 kWh
36 kWh
10 kWh
1 kWh

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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
neither resistor
both resistors

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Energy and Power
How much continuous current can be drawn from a 60 Ah battery for 14 h?

428 A
4.28 A
42.8 A
4.2 A

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Energy and Power
In 0.025 W, there are

25 mW
25 kW
2,500 µW
0.00025 mW

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MORE MCQ ON Energy and Power

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