Moments, Levers & Gears (AQA GCSE Physics): Flashcards
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11 cards from this deck
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Practise the cards
11 cards from this deck
What is a moment?
What is a moment?
The turning effect of a force acting at a distance from a pivot
Definition of a pivot
Definition of a pivot
Point where object can rotate or turn
Formula for calculating moment
Formula for calculating moment
Unit of moment
Unit of moment
Newton-metres (Nm)
Unit of force in moment calculations
Unit of force in moment calculations
Newtons (N)
Unit of distance in moment calculations
Unit of distance in moment calculations
Metres (m)
How must distance be measured for moments?
How must distance be measured for moments?
Perpendicular (at right angles) from pivot to line of force
State the principle of moments
State the principle of moments
Sum of clockwise moments = Sum of anticlockwise moments
What represents in
What represents in
Moment
What represents in
What represents in
Force
What represents in
What represents in
Distance