Equations Flashcards
1
Q
Weight
A
Mass x gravitational field strength
2
Q
Work done
A
Force x distance
3
Q
Force applied to a spring
A
Spring constant x extension
4
Q
Distance traveled
A
Speed x time
5
Q
Acceleration
A
Change in velocity
—————————-
Time taken
6
Q
Resultant force
A
Mass x acceleration
7
Q
Momentum
A
Mass x velocity
8
Q
Kinetic energy
A
0.5 x mass x (velocity)2
9
Q
Gravitational potential energy
A
Mass x gravitational field strength x height
10
Q
Power
A
Energy transferred
——————————-
Time
11
Q
Power
A
Work done
——————
Time
12
Q
Efficiency
A
Useful output energy transfer
——————————————-
Total input energy transfer
13
Q
Wave speed
A
Frequency x wavelength
14
Q
Efficiency
A
Useful power output
——————————-
Total power input
15
Q
Charge flow
A
Current x time
