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Questions  

Two springs with spring constants  K1=1500N/m and K2=3000N/m are stretched by the same force. The ratio of potential energy stored in spring will be 

a
2 : 1
b
1 : 2
c
4 : 1
d
1 : 4

detailed solution

Correct option is A

U=F22K⇒U∝1K⇒U1U2=K2K1=2

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