A body of mass 25kg changes its speed from 15m/s to 35m/s...
A body of mass 25kg changes its speed from 15m/s to 35m/s in 5 seconds by the action of an applied force F. Find the value of F.
100N
375N
500N
600N
Correct answer is A
F=ma=m(v−ut)
F=25(35−155)=25×4=100N
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