A force accelerates a particle from rest to a velocity
PHYSICS · Single correct · CBSE · Physics · Force and Laws of Motion · Force and Laws of Motion
Problem
A force F1 accelerates a particle from rest to a velocity v. Another force F2 decelerates the same particle from v to rest. Then
(1) F1 is always equal to F2
(2) F2 is greater than F1
(3) F2 may be smaller than, greater than, or equal to F1
(4) F2 cannot be equal to F1