Two discs of moment of inertia l₁ and I₂ and angular speeds

Two Discs Of Moment Of Inertia L And I And Physics Question

Two discs of moment of inertia l₁ and I₂ and angular speeds ?¬ツチ and ?¬ツツ are rotating along collinear axes passing through their centre of mass and perpendicular to their plane.If the two are made to rotate combindly along the same axis the rotational KE of system will be

Options

(a) l₁?¬ツチ + I₂?¬ツツ / 2(l₁ + I₂)
(b) (l₁ + I₂)(?¬ツチ+ ?¬ツツ)² / 2
(c) (l₁?¬ツチ + I₂?)² / 2(l₁ + I₂)
(d) None of these

Correct Answer:

(l₁?¬ツチ + I₂?)² / 2(l₁ + I₂)

Explanation:

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

Related Questions:

  1. When a sound wave of wavelength λ is propagating in a medium,
  2. A cylindrical capacitors has charge Q and length L. If both the charge and length
  3. The electric resistance of a certain wire of iron is R. If its length and radius
  4. A coil has an area of 0.05 m² and it has 800 turns. It is placed perpendicularly
  5. If seperation between screen and source is increased by 2%. What would be the effect

Topics: Motion in Plane (93)
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Your email address will not be published.


*