Moments Flashcards
(6 cards)
1
Q
What are moments caused by
A
Forces, but they are not forces themselves
2
Q
Are they vectors or scalars
A
They are vectors quantities and have direction, usually constricted to clockwise or anticlockwise
3
Q
What is the unit for a moment
A
Newton metre
4
Q
What is the equation for a moment
A
Moment=. Force X perpendicular distance from pivot to the force
M (NM)= F (N) XD (M)
5
Q
What are the keywords used when describing moments on something
A
- Moments
- Clockwise, anticlockwise
- force
- pivot
- equal
- Distance
- Some
- The weights in newtons
6
Q
What is the principle of moments
A
The sum of the anticlockwise moment is equal to the sum of the clockwise moment when the system is in equilibrium
