Q.
A body of mass 3 kg is acted on by a force which varies as shown in the graph below. The momentum acquired is given by
A) Zero
B) 5 N-s
C) 30 N-s
D) 50 N-s
Explanation
(d) Momentum acquired = Area of force – time graph
$= \frac{1}{2} \times (2) \times (10) + 4 \times 10$
$= 50\ $N-S
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.