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Electrical Engineering - Energy and Power

Exercise : Energy and Power - General Questions
11.
A 6 V battery is connected to a 300 load. Under these conditions, it is rated at 40 Ah. How long can it supply current to the load?
1 h
200 h
2,000 h
10 h
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
In 40 kW, there are
0.4 mW
40,000 W
400 W
5,000 W
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
If you used 600 W of power for 60 h, you have used
36 kWh
3.6 kWh
10 kWh
1 kWh
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
If it takes 400 ms to use 12,000 J of energy, the power is
30 kW
30 W
3 W
300 kW
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
How many watt-hours represent 65 W used for 18 h?
11.7 Wh
1,170 Wh
11,700 Wh
117,000 Wh
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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