A block of mass is placed on a smooth horizontal table

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

Problem

A block of mass

4\,\text{kg}

is placed on a smooth horizontal table. It is connected by a light, inextensible string passing over a frictionless pulley to a hanging block of mass

2\,\text{kg}

. Take

g = 10\,\text{m s}^{-2}

. What is the tension in the string? (a)

20\,\text{N}

(b)

26.7\,\text{N}

(c)

13.3\,\text{N}

(d)

6.7\,\text{N}