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Work Done When Force Is Varying

The force F r...

Question

The force F required to extend a rubber wire by a length $x$ from its natural length was found to vary as in diagram. The energy stored in the rubber for an extension of 5 m is

200 J

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< 50 J

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100 J

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In between 50 J and 100J

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Solution

The correct option is D
In between 50 J and 100J

After observation we can observe that area under the graph is in between 50 J and 100J

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