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A simple pendulum is suspended from the ceiling of a lift. When the lift is at rest its time period is T. With what acceleration should the lift be accelerated upwards in order to reduce its period to T/2? (g is the acceleration due to gravity)
Options
(a) 4g
(b) g
(c) 2g
(d) 3g
Correct Answer:
3g
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Oscillations
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A charge Q is enclosed by a Gaussian spherical surface of radius R
- If both the resistance and the inductance in an LR AC series circuit are doubled
- Two spherical nuclei have mass numbers 216 and 64 with their radii R₁ and R₂,
- Young’s modulus of the material of a wire is 18×10¹¹ dyne cm⁻².its value in SI is
- A magnifying glass of focal length 5 cm is used to view an object by a person
Topics: Oscillations (58)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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