Moments (Edexcel GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is a moment in physics?
What is a moment in physics?
The turning effect of a force
What is a pivot?
What is a pivot?
A fixed point about which an object rotates
What is the formula for the moment of a force?
What is the formula for the moment of a force?
What are the units of moment?
What are the units of moment?
Newton-metres (Nm)
What happens if a force is applied along a line passing through the pivot?
What happens if a force is applied along a line passing through the pivot?
The object will not rotate
How can you increase the size of a moment?
How can you increase the size of a moment?
Increase the force applied
Besides increasing force, how else can you increase a moment?
Besides increasing force, how else can you increase a moment?
Increase perpendicular distance
What is the effect of a larger moment?
What is the effect of a larger moment?
Greater rotational effect
What distance is used in the moment formula ?
What distance is used in the moment formula ?
Perpendicular distance from pivot
What is equilibrium in terms of moments?
What is equilibrium in terms of moments?
Sum of anticlockwise = sum of clockwise
When do moments balance and the object stays still?
When do moments balance and the object stays still?
Total clockwise = total anticlockwise
Which is an example of a force causing rotation?
Which is an example of a force causing rotation?
Opening a door on its hinges