1.

Two springs with spring constants \[{{K}_{1}}=1500\,N/m\] and \[{{K}_{2}}=3000\,N/m\] are stretched by the same force. The ratio of potential energy stored in spring will be           [RPET 2001]

A. 2 : 1
B. 1 : 2
C. 4 : 1
D. 1 : 4
Answer» B. 1 : 2


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