Physics definitions

HideShow resource information
  • Created by: Kate
  • Created on: 09-10-13 13:36
Vector
Any physical quantity that has a direction and a magnitude
1 of 9
Scalar
Any physical quantity that isn't directional
2 of 9
Moment
The force x perpendicular distance from the line of action of the force to the point
3 of 9
Principle of moments
Sum of clockwise moments = sum of anticlockwise moments
4 of 9
Centre of mass
The point through which a single force on the body has no turning effect
5 of 9
Stability
If a body in stable equilibrium is displaced it will return to its original position
6 of 9
Couple
A pair of equal and opposite forces acting on a body
7 of 9
Torque
The moment of a couple
8 of 9
Rule of equilibrium
When 2 objects interact they always exert equal and opposite forces on one another
9 of 9

Other cards in this set

Card 2

Front

Scalar

Back

Any physical quantity that isn't directional

Card 3

Front

Moment

Back

Preview of the front of card 3

Card 4

Front

Principle of moments

Back

Preview of the front of card 4

Card 5

Front

Centre of mass

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Physics resources:

See all Physics resources »See all Forces resources »