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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.
Related Questions: - A ball moving with velocity 2 m/s collides head on with another stationary ball
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Topics: Oscillations
(58)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A ball moving with velocity 2 m/s collides head on with another stationary ball
- In an AC generator, a coil with N turns, all of the same area A and total resistance R,
- The internal energy change in a system that has absorbed 2 kcals of heat
- If a magnetic substance is brought near the north or the south pole of a bar magnet
- In a uniform circular motion,
Topics: Oscillations (58)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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