A circular disc rolls down an inclined plane.The ratio of rotational kinetic energy

A Circular Disc Rolls Down An Inclined Planethe Ratio Of Physics Question

A circular disc rolls down an inclined plane. The ratio of rotational kinetic energy to total kinetic energy is

Options

(a) 1/2
(b) 1/3
(c) 2/3
(d) 3/4

Correct Answer:

1/3

Explanation:

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

Related Questions:

  1. An unpolarised beam of intensity I is incident on a pair of nicols making an angle
  2. In photoelectric emission process from a metal of work function
  3. When a mass M is attached to a spring of force constant K,
  4. The control rods used in a nuclear reactor can be made up of
  5. Time taken by light to cross a glass slab of thickness 4 mm and refractive index 3 is

Question Type: Memory (964)
Difficulty Level: Easy (1008)
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

1 Comment on A circular disc rolls down an inclined plane.The ratio of rotational kinetic energy

  1. Kr=Iomega^2
    =1÷2×1÷2MR^2×(V÷R)^2
    r=1÷4MV^2——-(1)
    Ke=1÷2MV^2
    Kt=Kr+Ke
    Kt=1÷4MV^2+1÷2MV^2
    Kt=3÷4MV^2
    Kr÷Kt=1÷3
    =1:3

Leave a Reply

Your email address will not be published.


*