Physics, asked by KushKumar1781, 1 year ago

A spring stores 5j of energy when stretched by 25 cm.

Answers

Answered by varandeepsahota
1
w = (1/2) k x²

x = 0.25 m 
w = 5j
k = 2 w / x² = (2 x 5)/0.25 x 0.25  =  10 / 0.0625 =  160 N/m 

hope , it helps 
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