Single Answer MCQ
Q-00040409
If a battery generates a potential difference of 4.5 V, how much energy does it provide to 2 coulombs of charge?
1
6.5 J
2
5.5 J
3
9 J
4
10 J
Answer and Solution
Answer
C. 9 J
Solution:
The energy provided is W = VQ = 4.5 V * 2 C = 9 J.
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