If a force of 180 N acts on a body, its ...

If a force of 180 N acts on a body, its momentum charnges by 120 kgm/s. What is the time for which the force acts on the body?

A

`1/2s`

B

`1/3s`

C

`2/3s`

D

`3/2s`

Verified by Experts

The correct Answer is:

C

`F= (dP)/(dt) therefore dt= (dP)/(F) = (120)/(180) = (2)/(3)s`

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