# Physics Equations to learn

- Created by: isla_gibbon
- Created on: 01-02-20 19:53

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- Physics equations
- Kinetic energy = 1/2 x mass x speed^2
- Ek = 1/2mv^2

- GPE = mass x gravitational field strength x height
- Ep = mgh

- Power = workdone / time taken
- P = W/t
- Power = energy transferred / time taken
- P = E/t

- Efficiency = useful energy output / total energy input
- Efficiency = useful power output / total power input

- Potential difference = current x resistance
- V = IR

- Total resistance = resistance of component 1 + resistance of component 2
- Rt = R1 + R2

- Power = current x potential difference
- P = IV

- Charge flow = current x time
- Q = It

- Power = (current)^2 x resistance
- P = I^2R

- energy transferred = power x time
- E = Pt

- Density = Mass / Volume
- D = M /V

- Wave Speed = frequency x wavelength
- v = f (upsidedown)y

- distance = speed x time
- s = vt

- Kinetic energy = 1/2 x mass x speed^2
- energy transferred = power x time
- E = Pt

- Energy = charge flow x potential difference
- E = QV

- Density = Mass / Volume
- D = M /V

- Wave Speed = frequency x wavelength
- v = f (upsidedown)y

- Weight = Mass x Gravity
- W = mg
- Physics equations
- Kinetic energy = 1/2 x mass x speed^2
- Ek = 1/2mv^2

- GPE = mass x gravitational field strength x height
- Ep = mgh

- Power = workdone / time taken
- P = W/t
- Power = energy transferred / time taken
- P = E/t

- Efficiency = useful energy output / total energy input
- Efficiency = useful power output / total power input

- Potential difference = current x resistance
- V = IR

- Total resistance = resistance of component 1 + resistance of component 2
- Rt = R1 + R2

- Power = current x potential difference
- P = IV

- Charge flow = current x time
- Q = It

- Power = (current)^2 x resistance
- P = I^2R

- distance = speed x time
- s = vt

- Kinetic energy = 1/2 x mass x speed^2

- Work Done = force x distance
- W = Fs

- Force = Spring constant x extension
- F = ke

- moment of force = force x distance
- M = Fd

- pressure = force normal to a surface / area of that surface
- p = F / A

- Acceleration = change in velocity / time
- A = v-u / t

- resultant force = mass x accleration
- F = ma

- Momentum = mass x velocity
- p = mv

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