A block of mass M is pulled along a horizontal frictionless surface by – McqOptions

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1.	A block of mass M is pulled along a horizontal frictionless surface by a rope of mass m. If a force P is applied at the free end of the rope, the force exerted by the rope on the block is
A.	\[\frac{PM}{M+m}\]
B.	\[\frac{Pm}{M+m}\]
C.	\[\frac{Pm}{M-m}\]
D.	P
Answer» B. \[\frac{Pm}{M+m}\]

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