Torque and angular acceleration (AQA A-Level Physics): Quizzes

📚Quizzes
Torque and angular acceleration
Sign up to keep practising.Create a free account to play more quizzes and track your progress.

Practise the questions

10 questions from this quiz

Show

What is Newton's second law for rotational motion?

T=I×αT = I \times \alpha

What is the unit of moment of inertia?

kg⋅m2\text{kg} \cdot \text{m}^2

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 I=5.0I = 5.0 kg·m². What is α\alpha?

2.02.0 rad·s⁻²

How is angular acceleration related to applied torque?

Directly proportional

How is angular acceleration related to moment of inertia?

Inversely proportional

In a rigid object, what do all particles share during rotation?

Same angular acceleration

What is the unit of torque?

Newton metres (Nm)

If torque doubles whilst moment of inertia stays constant, what happens to α\alpha?

Doubles

What does moment of inertia measure for an object?

Resistance to angular acceleration

Explore AQA A-Level Physics Revision Notes by Topics

Explore AQA A-Level Physics Exam Questions by Topics

Join 100,000+ A-Level students studying Quizzes with us.

Select your subjects, and get access to A+ resources today.