If the external torque acting on a system is zero i-e- - -0- then

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Standard X

Physics

Torque

If the extern...

Question

If the external torque acting on a system is zero (i.e., $τ = 0$ ), then

J = 0

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F = 0

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ω = 0

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α = 0

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Solution

The correct option is D $α = 0$
By relation
$τ = I α$
if $τ = 0$ then $α = 0$
because moment of inertia of any body cannot be zero

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If the external torque acting on a system is zero (i.e., τ=0), then

The correct option is D α=0By relationτ=Iαif τ=0 then α=0because moment of inertia of any body cannot be zero

If the external torque acting on a system is zero (i.e., $τ = 0$ ), then

The correct option is D $α = 0$
By relation
$τ = I α$
if $τ = 0$ then $α = 0$
because moment of inertia of any body cannot be zero