An elevator car whose floor to ceiling distance is 2.7 m starts ascending with a constant
acceleration of 
. 2 s after the start, a bolt falls from the ceiling of the car. The free fall time of the bolt is (take, 
)
A
B
s C
s
D
s
Text Solution
Verified by ExpertsThe correct answer is:
D
Relative to lift,
t 
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