A) \[(M+m)g\,\tan \,\beta \]
B) \[g\,\tan \,\beta \]
C) \[mg\,\cos \,\beta \]
D) \[(M+m)\,g\,\cos ec\,\beta \]
Correct Answer: A
Solution :
The different forces acting on mass m are shown in the adjoining figure.You need to login to perform this action.
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