Laws Of Motion Question 217
Question: A cricket ball of mass 250 g collides with a bat with velocity 10 m/s and returns with the same velocity within 0.01 second. The force acted on bat is[CPMT 1997]
Options:
A) 25 N
B) 50 N
C) 250 N
D) 500 N
Show Answer
Answer:
Correct Answer: D
Solution:
Force$ =m\ ( \frac{dv}{dt} )=\frac{0.25\times [(10)-(-10)]}{0.01}=25\times 20=500\ N $
