Condition of translational equilibrium o...

Condition of translational equilibrium of a rigid body is

`sum vec(f)=0`

`sum vec(f)ne0`

`sum vec(tau)=0`

`sum vec(tau)=2`

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The correct Answer is:

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Assertion : The condition of equilibrium for a rigid body is Translational equilibrium Sigma F=0 and Rotational equilibrium Sigma tau=0 Reason : A rigid body musy be in equilibrium under the action of two equal and opposite forces.

If both Assertion and Reason are correct and Reason is the correct explanation of Assertion

If both Assertion and Reason are true but Reason is not the correct explanation of Assertion

If Assertion is true but Reason is fasle

If Assertion is false but Reason is true

If both Assertion and Reason are correct and Reason is the correct explanation of Assertion

If both Assertion and Reason are true but Reason is not the correct explanation of Assertion

If Assertion is true but Reason is fasle

If Assertion is false but Reason is true

the moment of the acting force.

moment of the momentum.

moment of the mass.

moment of the acceleration.