Maximum acceleration of the train in which a box lying on its floor will remain stationary (Given : Co-efficient of static friction between the box and the train's floor is 0.3 and
)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Suppose a is the
common acceleration
of the box and the train.
Block will be at rest if limiting friction is equal to
(
maximum acceleration).
F.B.D. of mass m
.
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