ROTATIONAL MOTION MCQ Quiz: GKFix - Bridge of Knowledge - Page 330

Question 1646

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What happens to rotational state if net torque is non-zero?

Nothing happens
It becomes stationary
It changes angular momentum
It conserves energy

Question 1647

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What is the significance of the cross product in angular momentum definition?

It makes it scalar
It ensures direction is perpendicular to plane of motion
It reduces magnitude
It changes units

Question 1648

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How does the conservation of angular momentum apply to a free particle?

It loses angular momentum
Its angular momentum about any fixed point remains constant
It gains angular momentum
It oscillates in angular momentum

Question 1649

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What determines the magnitude of torque on a body?

Mass and velocity
Force and moment arm
Time and distance
Energy and power

Question 1650

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What is the condition for no change in angular momentum?

Maximum force
Zero net torque
High inertia
Low speed