Physics - Rotation Question with Solution | TestHub

PhysicsRotationMiscellaneousEasy2 minPYQ_2020
PhysicsEasysingle choice

The radius of a wheel isRand its radius of gyration about its axis passing through its centre and perpendicular to its plane isK. If the wheel is rolling without slipping, the ratio of its rotational kinetic energy to its translational kinetic energy is

Options:

Answer:
A
Solution:

Rotational KE Translational KE = 1 2 I ω 2 1 2 M v 2 = K 2 R 2

( ∵ I = MK 2 , v = R ω )

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:RotationSubtopic:Miscellaneous
⏱ 2mℹ️ Source: PYQ_2020

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