Angular momentum (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 the formula for angular momentum of a rigid body?
What is the formula for angular momentum of a rigid body?
What is the SI unit of angular momentum?
What is the SI unit of angular momentum?
kg m² s⁻¹
In which direction does the angular momentum vector point?
In which direction does the angular momentum vector point?
Perpendicular to rotation plane
When is angular momentum conserved?
When is angular momentum conserved?
When no external torque acts
What happens to a skater's spin when she pulls her arms in?
What happens to a skater's spin when she pulls her arms in?
Angular velocity increases
Why do gyroscopes maintain their orientation?
Why do gyroscopes maintain their orientation?
Conservation of angular momentum
What is the formula for angular impulse?
What is the formula for angular impulse?
At what speed do ship gyroscopes spin for stabilization?
At what speed do ship gyroscopes spin for stabilization?
Up to 10,000 rpm
How does a diver slow rotation during flight?
How does a diver slow rotation during flight?
Extending body (increases )
What does torque represent in rotational motion?
What does torque represent in rotational motion?
Rate of change of angular momentum