A) \[mgf(1-cos\theta )\]
B) \[0.5\text{ }mgl\]
C) \[mgl\]
D) \[2\,mgl\]
Correct Answer: A
Solution :
\[h=l-l\cos \theta =l(1-\cos \theta )\]\[mgh=mgl\text{ }(1-cos\theta )\]You need to login to perform this action.
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