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Question
A car battery is charged by a 12 V supply, and energy stored in it is 7.20 × 105 J. The charge passed through the battery is ______.
Options
6.0 × 104 C
5.8 × 103 J
8.64 × 106 J
1.6 × 105 C
MCQ
Fill in the Blanks
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Solution
A car battery is charged by a 12 V supply, and energy stored in it is 7.20 × 105 J. The charge passed through the battery is 6.0 × 104 C.
Explanation:
Q = W/V
= 7.2 × 105/12
= 6 × 104 C
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