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The velocity of a body of mass 20 kg dec...

The velocity of a body of mass 20 kg decreases from `20m//s` to `5m//s` in a distance of 100 m. Force on the body is:

A

`-27.5N`

B

`-47.5N`

C

`-37.5N`

D

`-67.5N`

Text Solution

Verified by Experts

The correct Answer is:
C
`F=M((v-u))/t`
`(v^(2)=u^(2)-2as)`
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