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An elevator car whose floor to ceiling distance is equal to 2.7m starts ascending with constant acceleration of 1.2 ms⁻².After 2s of the start, a bolt begins falling from the ceiling of the car.The free fall time of the bolt is
Options
(a) √6 s
(b) 0.7 s
(c) 1 s
(d) √0.54 s
Correct Answer:
1 s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion in Straight Line
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A train moving at a speed of 220 ms⁻¹ towards a stationary object
- A cricketer catches a ball of mass 150 g in 0.1 sec moving with speed 20 m/s
- A particle moves along the x-axis such that its co-ordinate (x) varies with time (t)
- A coil has an area of 0.05 m² and it has 800 turns. It is placed perpendicularly
- During negative β-decay
Topics: Motion in Straight Line (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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