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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 missile is fired for maximum range with an initial velocity of 20 m/s
- The horizontal component of earth’s magnetic field at a place is 3×10⁻⁴ T
- A light whose frequency is equal to 6.0 x 10¹⁴ Hz is incident on a metal
- An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
- Two tangent galvanometers A and B have coils of radii 8 cm and 16 cm respectively
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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