Angular Motion and Torque Concepts

What is the correct equation for linear displacement?

• Velocity / Time

• Acceleration * Time

• Initial position - Final position

• Final position - Initial position

Which is not a vector quantity?

• Mass

• Acceleration

• Velocity

• Displacement

Which symbol represents angular velocity?

• Tau

• Theta

• Alpha

• Omega

What does the U fishy M equation for angular position final include?

• Angular displacement + Time

• Linear velocity initial * Time

• Angular acceleration / Time

• Angular velocity initial * Time

What is the moment of inertia for a system of particles calculated as?

• Sum of mass of each particle * r squared

• Integral of r squared with respect to mass

• Sum of mass of each particle * r

• Sum of mass of each particle / r squared

Which equation correctly represents Newton's Second Law in rotational form?

• Net torque = Angular momentum / Time

• Net force = Mass * Acceleration

• Net force = Momentum / Time

• Net torque = Moment of inertia * Angular acceleration

What does the torque equation involve?

• r plus F

• F cross r

• r cross F

• r minus F

What is the role of the cross product in the torque equation?

• Calculates linear acceleration

• Calculates angular acceleration

• Determines the direction of torque

• Determines the magnitude of torque

How is linear momentum defined?

• Force * Time

• Velocity / Time

• Mass * Velocity

• Mass * Acceleration

What does angular momentum for a rigid object depend on?

• Mass and angular displacement

• Mass and angular acceleration

• Moment of inertia and angular velocity

• Moment of inertia and linear velocity