Physics equations

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  • Created by: emj790
  • Created on: 16-09-17 23:54
Equation one for Electrical power?
Electrical power= Current x potential difference ~P = I x V~
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Equation two for Electrical power?
Electrical power= (Current)^2 x resistance ~P = I^2 x R~
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Equation for Energy transferred?
Energy transferred= Charge moved x potential difference ~E = Q x V~
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Equation for Work done?
Work done = Force x distance ~E = F x d~
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Equation one for Power?
Power = Work done / time taken ~P = E / t~
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Equation two for Power?
Power= energy transferred / time taken ~P = E / t~
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Equation for Charge?
Charge = Current x time
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Equation for Voltage?
Voltage = Current x resistance ~V = I x R~
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Equation one for Wave speed?
Wave speed = Distance / time
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Equation two for Wave speed?
Wave speed = Frequency x wavelength ~v = f x lambda~
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Equation for the period of a wave?
Period = 1 / frequency ~Period = 1 / f~
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Equation for Force?
Force = Mass x Acceleration ~F = m x a~
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Equation for Force (longer)?
Force = change in momentum / time ~F = (mv-mu) / t~
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Equation for Kinetic energy?
Kinetic energy = 1/2 x mass x velocity^2 ~KE = 1/2 x m x v^2~
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Equation for Speed?
Speed = distance / time
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Equation for Weight?
Weight = Gravitational Field Strength x mass ~W= m x g~
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Equation for Momentum?
Momentum = mass x velocity ~p = m x v~
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Equation for Efficiency?
Efficiency = used energy / total energy
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Equation for Gravitational Potential Energy?
Gravitational Potential Energy = mass x gravitational field strength x height ~GPE = m x g x h~
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Equation for Acceleration?
Acceleration = change in velocity / time ~a = (v-u) / t~
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Equation for Force exerted on spring?
Force exerted on spring = Spring constant x extension ~F = k x X~
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Equation for Density?
Density = mass / volume ~p = m / v~
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Equation for moment of a force?
Moment of a force = force x distance ~M= F x d~
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Equation for pressure?
Pressure = force / area ~P = F / A~
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Other cards in this set

Card 2

Front

Electrical power= (Current)^2 x resistance ~P = I^2 x R~

Back

Equation two for Electrical power?

Card 3

Front

Energy transferred= Charge moved x potential difference ~E = Q x V~

Back

Preview of the back of card 3

Card 4

Front

Work done = Force x distance ~E = F x d~

Back

Preview of the back of card 4

Card 5

Front

Power = Work done / time taken ~P = E / t~

Back

Preview of the back of card 5
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