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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 Zenor diode has a contact potential of 1 V in the absence of biasing. It undergoes
- A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 cm
- The work function of a substance is 4.0 eV. The longest wavelength of light
- The resistance of a wire is 5 ohm at 50° C and 6 ohm at 100° C. The resistance
- A hollow sphere of radius 0.1m has a charge of 5×10⁻⁸C. The potential
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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