Home
Class 11
PHYSICS
The moments of inertia of two rotating b...

The moments of inertia of two rotating bodies A and B are `l_(A) and I_(B) (I_(B) gt I_(A))` and their angular momentum are equal. Which one has a greater kinetic energy ?

Text Solution

Verified by Experts

Apply the formula `KE = (1)/(2)Iomega^(2)` and Angular momentum ` = Iomega`
Promotional Banner

Topper's Solved these Questions

  • SELF ASSESSMENT PAPER 02

    ICSE|Exercise SECTION - C (Answer the following ) |8 Videos
  • SELF ASSESSMENT PAPER 02

    ICSE|Exercise SECTION-D (Answer the following )|6 Videos
  • SELF ASSESSMENT PAPER 02

    ICSE|Exercise SECTION - A(Answer the following ) |7 Videos
  • SELF ASSESSMENT PAPER 01

    ICSE|Exercise SECION- D (Answer the following ) |6 Videos
  • SELF ASSESSMENT PAPER 3

    ICSE|Exercise Section-D|6 Videos

Similar Questions

Explore conceptually related problems

The moments of inertia of two rotating bodies A and B are I_A and I_B(I_A gt I_B) . If their angular momenta are equal then.

Two rigid bodies A and B rotate with angular momenta L_(A) and L_(B) respectively. The moments of inertia of A and B about the axes of rotation are I_(A) and I_(B) respectively. If I_(A)=I_(B)//4 and L_(A)=5L_(B) , then the ratio of rotational kinetic energy K_(A) of A to the rotational kinetic energy K_(B) of B is given by

Two bodies with moment of inertia l_(1) and l_(2) (l_(1) gt l_(2)) have equal angular momentum. If E_(1) and E_(2) are the rotational kinetic energies, then

The moment of inertia (I) and the angular momentum (L) are related by the expression

The moment of inertial of a rigid body in terms of its angular momentum L and kinetic energy K is

If the angular momentum of a body increases by 50%, its kinetic energy of rotation increases by

The rotational kinetic energy of two bodies of moment of inertia 9 kg m^(2) and 1kg m^(2) are same . The ratio of their angular momenta is

A light body and a heavy body have the same kinetic energy which one has a greater momentum ?

Two rotating bodies A and B of masses m and 2m with moments of inertia I_(A) and I_(B) (I_(B) gt I_(A)) have equal kinetic energy of rotation. If L_(A) and L_(B) be their angular momenta respectively, then

If the angular momentum of any rotating body increases by 200% , then the increase in its kinetic energy