A hockey puck of mass is initially at rest

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

Problem

A hockey puck of mass 0.20 kg0.20\,\text{kg} is initially at rest. A constant horizontal force of 4 N4\,\text{N} acts on it for 0.50 s0.50\,\text{s}. What is the speed of the puck immediately after the force stops acting? (a) 5 m/s5\,\text{m/s} (b) 10 m/s10\,\text{m/s} (c) 2 m/s2\,\text{m/s} (d) 20 m/s20\,\text{m/s}

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