Question

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3. The rate of change of momentum acting on a body is 5 kg ms?
The force acting on the body is
1) zero
2) 5N
3) 10N
4) IN
​

Answer 1

Answer:

m=1 kg

v=20 m/s

u=10 m/s

v-u=20-10=10 m/s

t=2 sec

rate of change of momentum=m(v-u)/t

=1(10)/2

=5N

OPTION [2] IS THE ANSWER

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