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4-1.Newton's Laws of Motion
easy
A cricket ball of mass $500\, g$ collides with a bat with speed $15\, m/s$ and returns with the same speed within $0.01$ $second$ . The force acted on bat is ............ $ N$
A
$750$
B
$1500$
C
$500$
D
$1000$
Solution
$\mathrm{F}=\frac{\Delta \mathrm{P}}{\Delta \mathrm{t}}=\frac{0.5(15+15)}{0.01}=1500 \mathrm{N}$
Standard 11
Physics