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Question
Physics
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 s. The force acted on bat is
Q. 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 s. The force acted on bat is
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Rajasthan PMT
Rajasthan PMT 2010
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A
25 N
B
50 N
C
250 N
D
500 N
Solution:
The force acted on bat
F
=
m
⋅
a
or
F
=
m
⋅
(
d
t
d
v
)
=
0.01
0.25
×
[(
10
)
−
(
−
10
)]
=
25
×
20
=
500
N