A ball of mass 150 gm starts moving at 2...

A ball of mass 150 gm starts moving at `20m//s` and is hit by a force which acts for `0.1` second. The impulsive force is:

75 N

300 N

3 N

30 N

Text Solution

Verified by Experts

The correct Answer is:

The block will not fall if:
`muN gt mg`
`mu(ma)gtmg`
`mu gtg/a`

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