A) 1.5m
B) 2.0m
C) 1.0m
D) 2.5m
E) 3.0m
Correct Answer: B
Solution :
Work done \[=\frac{mgh}{2}\] \[\therefore \] \[100=\frac{10\times 10\times h}{2}\] Or \[h=2.0\,m\]You need to login to perform this action.
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