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Question: Answered & Verified by Expert
A particle is placed at the origin and a force F=kx is acting on it (where k is a positive constant). IF U(0)=0, the graph of U(x) versus x will be (where U is the potential energy function)
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Options:
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  • B
  • C
  • D
Solution:
2511 Upvotes Verified Answer
The correct answer is:
F = - dU dx       ⇒     ∫ dU = - Fdx

U 2 - U 1 = - kxdx   ⇒   U = - 1 2 kx 2


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