Torque and angular acceleration (AQA A-Level Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is Newton's second law for rotational motion?
What is Newton's second law for rotational motion?
What is the unit of moment of inertia?
What is the unit of moment of inertia?
If a mass is moved twice as far from the rotation axis, how does its moment of inertia change?
If a mass is moved twice as far from the rotation axis, how does its moment of inertia change?
Increases by a factor of 4
A torque of 10 Nm acts on an object with kg·m². What is ?
A torque of 10 Nm acts on an object with kg·m². What is ?
rad·s⁻²
How is angular acceleration related to applied torque?
How is angular acceleration related to applied torque?
Directly proportional
How is angular acceleration related to moment of inertia?
How is angular acceleration related to moment of inertia?
Inversely proportional
In a rigid object, what do all particles share during rotation?
In a rigid object, what do all particles share during rotation?
Same angular acceleration
What is the unit of torque?
What is the unit of torque?
Newton metres (Nm)
If torque doubles whilst moment of inertia stays constant, what happens to ?
If torque doubles whilst moment of inertia stays constant, what happens to ?
Doubles
What does moment of inertia measure for an object?
What does moment of inertia measure for an object?
Resistance to angular acceleration
