Physics - Rotation Question with Solution | TestHub

PhysicsRotationMiscellaneousEasy2 minPYQ_2020
PhysicsEasysingle choice

A cylinder of mass 10 kg and radius 15 cm is rolling perfectly on a plane of inclination 30° and length 1 m. If the coefficient of static friction is μ=0.25, then the work done against friction during rolling is

Options:

Answer:
A
Solution:

The work done by friction force in case of pure rolling is always zero because the point of application of friction force doesn't slip

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

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