ROTATIONAL MOTION

What is the moment of inertia of a point mass M located at a distance R from the axis of rotation?

• Zero
• M R
• M R²
• M/R²

Which theorem allows calculation of moment of inertia about a diameter using values about perpendicular axes?

• Parallel axis theorem
• Work-energy theorem
• Perpendicular axis theorem
• Pythagorean theorem

What happens to the moment of inertia of a disc if its radius is doubled?

• It doubles
• It quadruples
• It increases by a factor of four
• It remains unchanged

What is the rotational analog of Newton’s second law of motion?

• F = mv
• τ = Iω
• τ = Iα
• L = Iω

What plays the role of acceleration in rotational motion?

• Angular momentum
• Moment of inertia
• Centripetal acceleration
• Angular acceleration