A boy of mass m is sliding down a vertical pole by pressing it with a – McqOptions

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1.	A boy of mass m is sliding down a vertical pole by pressing it with a horizontal force F. If \[\mu \]is the coefficient of friction between his palms and the pole, the acceleration with which he slides down is
A.	\[g\]
B.	\[\frac{\mu F}{m}\]
C.	\[g+\frac{\mu F}{m}\]
D.	\[g-\frac{\mu F}{m}\]
Answer» E.

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