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Does potential energy of a spring decrea...

Does potential energy of a spring decrease/increase when it is compressed or stretched ?

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When a spring is compressed or stretched , potential energy of the spring increases in both the cases. This is because work is done in compression as well as stretching .
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KUMAR PRAKASHAN-WORK, ENERGY AND POWER -SECTION - C Objective Questions (VSQs)
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  11. Mention the dimensional formula of spring constant .

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  15. One body is displaced in the direction of X - axis up to 4 meter under...

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  16. What will be the work done on the body moving with constant speed ?

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  17. Find the kinetic energy when 2 gm bullet moves with the velocity of 50...

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  18. The unit of spring constant is Jm^(-2) .Is the statement true or false...

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  19. Which physical quantity is obtain by negative value of derivative of p...

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