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A particle of mass m is moving with spee...

A particle of mass m is moving with speed u. It is stopped by a force F in distance x if the stopping force is 4 F then

Text Solution

Verified by Experts

Area of Ft graph = Impulse = Change in momentum

`1/2(t+6) xx 10^(-2) xx 10`
`=120 xx 10^(-3) (7.5 + 2.5)`
`therefore t= 18 s`
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