An automobile spring extends 0.2 m for 5000 N load. The ratio of potential energy stored in this spring when it has been compressed by 0.2 m to the potential energy stored in a 10 F capacitor at a potential difference of 10000 V will be:
A
1/4
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B
1
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C
1/2
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D
2
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Solution
The correct option is A 1
When a Force FN is applied the potential energy is given by U=12Fx Energy stored by the capacitor=12CV2