

MCQOPTIONS
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1. |
Potential energy is stored in the body if some work is done on it. Work done is best given by: |
A. | dU = Fdrcosθ |
B. | dU = Fdrsinθ |
C. | dU = Fdrcotθ |
D. | dU = Fdrdθ |
Answer» B. dU = Fdrsin‚âà√≠‚Äö√†√® | |