Modelling Assumptions (AQA A-Level Mathematics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
When an object is modelled as a particle, which of these effects is ignored?
When an object is modelled as a particle, which of these effects is ignored?
Rotational effects
What remains constant when an object is modelled as a rigid body?
What remains constant when an object is modelled as a rigid body?
Its shape and size
Which forces are considered when a surface is modelled as smooth?
Which forces are considered when a surface is modelled as smooth?
Only normal contact forces
What must be used to calculate frictional forces on a rough surface?
What must be used to calculate frictional forces on a rough surface?
The coefficient of friction
What is assumed about a light object's mass?
What is assumed about a light object's mass?
It is negligible
What is the same for all objects connected by an inextensible string?
What is the same for all objects connected by an inextensible string?
The acceleration
How does tension compare on both sides of a smooth pulley?
How does tension compare on both sides of a smooth pulley?
It is the same
Where is the centre of mass located for a uniform body?
Where is the centre of mass located for a uniform body?
At the geometric centre
When is air resistance typically ignored in mechanics problems?
When is air resistance typically ignored in mechanics problems?
Unless specifically stated