1.

A cricketer catches a ball of mass 150 gm. in 0.1 second moving with speed `20 ms^(–1)`. Then he experiences force of : -A. 300 NB. 30 NC. 3 ND. 0.3 N

Answer» Correct Answer - B
Impulse = change in momentum
`F=(DeltaP)/(Deltat)=(150xx10^(-3)xx20)/(0.1)=30 N`


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