A wheel of radius R is free to rotate about its natural axis and I is its moment of inertia. If a tangential force F is applied on the wheel along its rim, then angular acceleration of wheel is:
IFR
FRI
IFR
IRF
A
IFR
B
IRF
C
IFR
D
FRI
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Solution
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The torque is given using the relation →τ=→F×→R or τ=Iα or α=FRI
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