Laws of MotionHard
Question
A force of magnitude F1 acts on a particle so as to accelerate it from rest to a velocity v. The force F1 is then replaced by another force of magnitude F2 which decelerates it to rest.
Options
A.F1 must be the equal to F2
B.F1 may be equal to F2
C.F1 must be unequal to F2
D.None of these
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