Physics equations Flashcards
1
Q
Equation for kinetic energy
A
Ek = 0.5x m x V2
2
Q
Equation for gravitational potential energy
A
Ep = m x g x h
3
Q
Equation for power 1
A
P = E / t
4
Q
Equation for power 2
A
P = W / t
5
Q
Efficiency 1 equation
A
= useful energy / total power in
6
Q
Efficiency 2 equation
A
= useful energy output / total energy in
7
Q
Equation for charge
A
Q = I x t
8
Q
Equation for voltage
A
P = V x R
9
Q
Power 3 equation
A
P = V x I
10
Q
Power 4 equation
A
P = I2 x R
11
Q
Equation for energy
A
E =Q x V
12
Q
Equation for density
A
p = m / vol
13
Q
Equation for weight
A
W = m x g
14
Q
Equation work done
A
W = F x s
15
Q
Equation force
A
F = K x e
