Physics - Rotation Question with Solution | TestHub

PhysicsRotationTorque / angular accelerationMedium2 minPYQ_2006

PhysicsMediumsingle choice

The angular momentum of a rotating body changes from $A_{0}$ to $4 A_{0}$ in 4 seconds. The torque acting on the body is :

Answer:

Solution:

Torque $τ = \frac{d L}{d t} = \frac{( 4 A _{0} - A _{0} )}{4} = \frac{3 A _{0}}{4} .$

Stream:JIPMERSubject:PhysicsTopic:RotationSubtopic:Torque / angular acceleration

⏱ 2mℹ️ Source: PYQ_2006

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