A ball is thrown vertically downwards from a height of 20 m with an initially

A Ball Is Thrown Vertically Downwards From A Height Of Physics Question

A ball is thrown vertically downwards from a height of 20 m with an initially velocity v₀. It collides with the ground, loses 50 percent of its energy in collision and rebunds to the same height. The initial velocity v₀ is (Take g=10 ms⁻²)

Options

(a) 28 ms⁻¹
(b) 10 ms⁻¹
(c) 14 ms⁻¹
(d) 20 ms⁻¹

Correct Answer:

20 ms⁻¹

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

  1. In the reaction ₉₂U²³⁴→₈₇Y²²², how many α-particle and β-particles are emitted
  2. An engine pumps water through a hose pipe. Water passes through the pipe
  3. Slope of PV and V for an isobaric process will be
  4. In which of the following heat loss is primarily not due to convection?
  5. A long solenoid has 500 turns. When a current of 2 ampere is passed through it

Topics: Work Energy and Power (94)
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Your email address will not be published.


*