ROTATIONAL MOTION MCQ Quiz: GKFix - Bridge of Knowledge - Page 332

Question 1656

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If ΣFi = 0, what can be said about the center of mass motion?

It accelerates
It moves in circle
It moves with constant velocity or remains at rest
It stops immediately

Question 1657

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What is the primary effect of total torque on a rigid body?

Changes linear momentum
Changes position
Changes angular momentum
Changes mass distribution

Question 1658

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What is the primary effect of total force on a rigid body?

Changes angular momentum
Changes only speed
Changes linear momentum
Changes direction only

Question 1659

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What is the role of external forces in changing rotational state?

They only change linear motion
They cannot affect rotation
They may produce torque that changes angular momentum
They reduce moment of inertia

Question 1660

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How does the line of direction of velocity affect angular momentum conservation?

It changes mass
It alters time
It keeps OM = r sinθ constant
It increases energy