EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Rotational Mechanics>AP EAPCET - 20 Aug 2021 Forenoon>Q 13

MEDIUM

AP EAPCET

IMPORTANT

Earn 100

If an energy of $684 J$ is needed to increase the speed of a fly wheel from $180 rpm$ to $360 rpm$ , then find its moment of inertia.

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Important Questions on Rotational Mechanics

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AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 26 - Rotational Mechanics>AP EAPCET - 20 Aug 2021 Afternoon>Q 14

As solid sphere of mass '

M

' and radius '

R

' spins about an axis passing through its centre making

600 rpm

. Its kinetic energy of rotation is