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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
- An LCR circuit contains resistance of 100 ohm and a supply of 200 volt at 300 radian
- In a common emitter (CE) amplifier having a voltage gain G, the transistor
- A Carnot engine, having an efficiency of η=1/10 as heat engine, is used
- A particle is released from rest from a tower of height h, i.e,t₁ : t₂ : t₃ is
- According to Hook’s law of elasticity, if stress is increased, the ratio of stress
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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