Understanding Torque in Physics

What is the torque produced by a force of 10 N applied perpendicularly at the end of a 0.5 m long lever arm?

• A) 2 Nm

• B) 5 Nm

• C) 10 Nm

• D) 20 Nm

If the lever arm is doubled while the force remains constant, what happens to the torque?

• A) It remains the same

• B) It is halved

• C) It is doubled

• D) It is quadrupled

What is the lever arm in a torque equation?

• A) The length of the tool used to apply the force

• B) The distance from the axis of rotation to the point where the force is applied

• C) The amount of force applied

• D) The angle at which the force is applied

What is the correct formula for calculating torque (τ)?

• A) τ = Force × Lever Arm Length

• B) τ = Force / Lever Arm Length

• C) τ = Force + Lever Arm Length

• D) τ = Force - Lever Arm Length

How does the angle of the applied force affect the torque produced?

• A) Torque is maximum when the angle is 0 degrees

• B) Torque does not depend on the angle

• C) Torque is maximum when the angle is 90 degrees

• D) Torque is maximum when the angle is 180 degrees

What happens to the torque if the force is applied at the center of mass of an object?

• A) Torque increases

• B) Torque decreases

• C) Torque remains the same

• D) No torque is produced

If two forces of equal magnitude are applied in opposite directions at the same point on an object, what is the net torque?

• A) The sum of the two torques

• B) The difference between the two torques

• C) Zero

• D) Infinite

In which scenario would an object be in rotational equilibrium?

• A) When the net torque on the object is zero

• B) When the net torque on the object is at its maximum

• C) When the object is moving at a constant speed

• D) When the object is accelerating

What unit is torque typically measured in?

• A) Newtons (N)

• B) Joules (J)

• C) Newton-meters (Nm)

• D) Meters per second squared (m/s²)

If a torque is applied to an object, which of the following factors does not affect the object's rotational acceleration?

• A) The magnitude of the torque

• B) The mass of the object

• C) The distribution of the object's mass

• D) The color of the object