Moments Flashcards
1
Q
Formula for a moment:
A
M (moment) = F (force) x d (perpendicular distance)
2
Q
What is a moment?
A
The rotational or turning effect of a force
3
Q
d in M = Fd
A
d is the perpendicular distance between the force and the pivot
4
Q
Unit for moments
A
Newton metres (Nm)
5
Q
Balanced seesaws
A
In a balanced seesaw, the total clockwise moment is equal to the total anti-clockwise moment.
6
Q
How do levers work?
A
By transmitting the turning effect of a force using the principle of moments
7
Q
A
