Need To Know Equations Flashcards
1
Q
Weight
A
Mass x gravitational field strength
2
Q
Work done
A
Force x distance along line of action of he force
3
Q
Distance
A
Speed x time
4
Q
Kinetic energy
A
O.5 x mass x speed squared
5
Q
Gravitational potential energy
A
Mass x gravitational field strength x height
6
Q
Power
4
A
Energy transferred / time
Work done /time
Potential difference x current
Current squared x resistance
7
Q
Charge flow
A
Current x time
8
Q
Potential difference
A
Current x resistance
9
Q
Energy transferred
2
A
Power x time
Charge flow x potential difference
10
Q
Density
A
Mass/volume
