Q.
Force $F$ on a particle moving in a straight line varies with distance $d$ as shown in the figure. The work done on the particle during its displacement of $12\ m$
A) $13\ J$
B) $18\ J$
C) $21\ J$
D) $26\ J$
Explanation
(a) Work = Area under $(F - d)$ graph
$= 8 + 5 = 13\ J$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.