ROTATIONAL MOTION Quiz

• It is always zero
• It is smaller
• It depends on moment of inertia and angular velocity instead of mass and linear velocity
• It is not real energy

• To create torque
• To provide friction
• To balance the weight of the ladder
• To oppose F1

• To support weight
• To reduce N
• To provide friction that prevents sliding
• To increase torque

• F1 and F would increase
• F1 and F would decrease
• N would decrease
• W would increase

• 30°
• 45°
• 60°
• 80°