ROTATIONAL MOTION

What is another name for angular momentum?

• Rotational energy
• Moment of inertia
• Moment of (linear) momentum
• Torque

What is the direction of angular momentum vector?

• Along r
• Along p
• Perpendicular to plane containing r and p
• Opposite to r

When is the torque maximum?

• When θ = 0°
• When θ = 180°
• When θ = 90°
• When θ = 45°

What is r⊥ in the context of torque?

• Radial distance
• Component of force
• Perpendicular distance from origin to line of force
• Angular displacement

What is the component of force perpendicular to r?

• F cosθ
• F sinθ
• F tanθ
• F secθ