Physics Equations - Remember Flashcards
1
Q
Weight
A
Weight = mass x gravitational field strength
2
Q
Force applied to a string
A
Force applied to a string=
Spring constant X extension.
3
Q
Acceleration
A
time taken
4
Q
Momentum (H)
A
Mass x velocity
5
Q
Gravitational potential energy
A
Mass x gravitational field strength x height
6
Q
Power
A
time
7
Q
Efficency
A
total power output
8
Q
Charge flow
A
Current X time
9
Q
Power
A
Potential difference X time
10
Q
Energy transferred
A
Power X time
11
Q
Density
A
Mass / volume
12
Q
Work done
A
Force X distance (along the lime of action of the force).
13
Q
Distance travelled
A
Speed x time
14
Q
Resultant force
A
Mass X acceleration
15
Q
Kinetic Energy
A
0.5 X mass X (speed)[2]
