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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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(58)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an interference experiment, third bright fringe is obtained at a point
- Which of the following measurement is most precise?
- A ball is dropped from a height of 20 cm. Ball rebounds to a height of 10cm
- The magnifying power of a telescope is 9. When it is adjusted for parallel rays
- A particle of mass M is executing oscillations about the origin on the x-axis.
Topics: Oscillations (58)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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