ROTATIONAL MOTION MCQ Quiz: GKFix - Bridge of Knowledge - Page 195

Question 971

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Why do divers tuck their bodies during somersaults?

To increase air resistance
To look elegant
To reduce moment of inertia and increase angular speed
To decrease speed

Question 972

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What is the moment of inertia of a bicycle wheel mostly due to?

Hub
Axle
Rim and spokes
Tire pressure

Question 973

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Which factor does NOT affect the moment of inertia?

Mass distribution
Axis of rotation
Color of the body
Shape

Question 974

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What is the angular analog of mass in rotational motion?

Angular momentum
Torque
Velocity
Moment of inertia

Question 975

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How is torque related to angular acceleration?

Inversely proportional
Unrelated
Directly proportional via moment of inertia
Proportional to square