When a spring is stretched by a distance , it exerts a force, given by . The work done, when the spring is stretched from to is |
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a) |
b) |
c) |
d) |

When a spring is stretched by a distance , it exerts a force, given by . The work done, when the spring is stretched from to is |
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a) |
b) |
c) |
d) |

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