Moment of inertia (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 torque when force acts at perpendicular distance from the axis?
What is the formula for torque when force acts at perpendicular distance from the axis?
What is the unit of moment of inertia?
What is the unit of moment of inertia?
kg m²
What is the rotational form of Newton's second law for a particle at distance from axis?
What is the rotational form of Newton's second law for a particle at distance from axis?
What is the moment of inertia for a single particle of mass at distance from the axis?
What is the moment of inertia for a single particle of mass at distance from the axis?
What is the moment of inertia of a hoop (thin ring) of mass and radius about its central axis?
What is the moment of inertia of a hoop (thin ring) of mass and radius about its central axis?
What is the moment of inertia of a solid disc about its central axis?
What is the moment of inertia of a solid disc about its central axis?
Which has a larger moment of inertia for the same mass and radius?
Which has a larger moment of inertia for the same mass and radius?
Hollow cylinder
If the radius of a hoop is doubled while mass stays constant, how does moment of inertia change?
If the radius of a hoop is doubled while mass stays constant, how does moment of inertia change?
Quadruples
For two discs on a common axis, how do you find total moment of inertia?
For two discs on a common axis, how do you find total moment of inertia?
Add individual moments
A hoop has mass 0.4 kg and radius 0.5 m. What is its moment of inertia?
A hoop has mass 0.4 kg and radius 0.5 m. What is its moment of inertia?
0.1 kg m²
