Two blocks are connected over a frictionless pulley

PHYSICS · Single correct · CBSE · Physics · Laws of Motion · Laws of Motion

Problem

Two blocks are connected over a frictionless pulley. Block

A

has mass

5\,\text{kg}

. What should be the mass of block

B

so that the system accelerates at

2\,\text{m s}^{-2}

? (Take

g=9.8\,\text{m s}^{-2}

.) (a)

6.3\,\text{kg}

(b)

6.0\,\text{kg}

(c)

7.6\,\text{kg}

(d)

5.0\,\text{kg}

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