Physics Formulae Flashcards
0
Q
Efficiency = ?
A
Useful Out / Input
1
Q
Density = ?
A
Mass / Volume
2
Q
Wave speed = ?
A
Frequency x Wavelength
3
Q
Resultant Force = ?
A
Mass x Acceleration
4
Q
Momentum = ?
A
Mass x Velocity
5
Q
Work = ?
A
Force x Distance
6
Q
Power = ?
A
Work / Time
Current x Voltage
7
Q
Kinetic Energy = ?
A
1/2 mv^2
8
Q
Gravitational Potential = ?
A
mgh
9
Q
Force Experienced (during impact) = ?
A
(mv - mu) / time
10
Q
Current = ?
A
Charge / Time
11
Q
Voltage = ?
A
Work / Current
Current x Resistance
12
Q
Power Loss = ?
A
I^2 R
13
Q
Frequency = ?
A
1 / t
14
Q
Step Up / Down Calculations = ?
A
Vp / Vs = Np / Ns
