A simple pendulum is suspended from the ceiling of a lift. When the lift is at rest

A Simple Pendulum Is Suspended From The Ceiling Of A Physics Question

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:

  1. A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
  2. A body is thrown with a velocity of 9.8 m/s making angle of 30° with the horizontal
  3. The escape velocity from the earth’s surface is 11 kms⁻¹.A certain planet
  4. An electric kettle has two heating elements. One brings it to boil in ten minutes
  5. When a ceiling fan is switched off its angular velocity reduces to 50% while

Topics: Oscillations (58)
Subject: Physics (2479)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*