A retarding force of 50N applied to a body of mass 20kg moving with initially with a speed of 15m per second . how long does the body take to stop.
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Answered by
1
Answer:
6 seconds
Explanation:
Compute acceleration
a = -F/m = -50 / 20 = -2.5 m/sec2
and v = 0
v = u + at
0 = 15 - 2.5 t
t = 15 / 2.5 = 6 secs
Answered by
21
Answer.
45 meter is the stopping distance
and
it takes 6 seconds to stop.
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