Question

If force=100N, mass=20kg, final velocity=50m/s, initial velocity=20m/s find time​

Answer 1

Therefore, the object will take 5 sec to stop a mass of 2.5 kg which is moving at 20m/s.

Answer 2

Answer:

f=ma

100=20×a

a=5 m/s²

from Newton first law

v=u+at

50=20+5t

5t=30

t=6sec

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