5.2 Turning effects of forces Flashcards
Forces
1
Q
What is the moment of a force?
A
It is a measure of its turning effect.
2
Q
What is the formula for a moment of a force?
A
moment of a force = force x perpendicular distance
3
Q
What is the pivot point?
A
It is the point which the object can rotate about.
4
Q
When will an object not rotate around the pivot?
A
It will not rotate if the force acts along the same line as the pivot.
5
Q
For a beam to be balanced:
A
total clockwise moment = total anticlockwise moment
