A) 1 : 2
B) 2 : 1
C) 1 : 4
D) 4 : 1
Correct Answer: B
Solution :
Key Idea: When spring is pulled and left, it oscillation in SHM. The work done in pulling the string is stored as potential energy in the spring \[U=\frac{1}{2}k\,{{x}^{2}}\] ... (i) where k is spring constant and is distance through which it is pulled.You need to login to perform this action.
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