Physics Equations

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  • Created by: elladitch
  • Created on: 10-05-18 12:59
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  • Physics Equations
    • Paper 2
      • Moments and Levers
        • Moment of a Force = Force x Distance normal to the direction of the force
      • Work Done
        • Work Done = Force x Distance
          • W = fd
        • Work Done = Power x Time Taken
          • W = Pt
      • Power and Electricity
        • Charge = Current x Time
          • Q = It
        • Energy Transfered = Charge Moved x Voltage
          • E = QV
        • Potential Difference = Current x Resistance
          • V = IR
        • Power = Energy Transfered / Time
          • P = E/t
        • Electrical Power = Current x Potential Difference
          • P = IV
        • Electrical Power = Current^2 x Resistance
          • P = I^2R
      • Density
        • Density = Mass / Volume
          • p = m/v
      • Force and Pressure
        • Force Exerted on Spring = Spring Constant x Estension
          • F = kx
        • Pressure = Force normal to surface x Area of surface
          • P = F/A
    • Paper 1
      • Motion
        • Spee =  Distance / Time
          • V=d/t
        • Acceleration= (Final - Initial Velocity) / time
          • a=(v-u)/t
      • Forces and Energy
        • Efficiency = useful energy used / Totalenergy supplied
        • Weight = Mass x Gravity
          • W = mg
        • Momentum = Mass x Velocity
          • p = mv
        • Force = Mass x Acceleration
          • F = ma
        • Work Done = Force x Distance
          • W = Fd
        • Kinetic Energy = 0.5 x Mass x Velocity^2
          • KE = 0.5mv^2
      • Waves
        • Wave Velocity = Frequency x Wavelength
          • V = f?
        • Wave Speed = Distance / Time
          • V = d/t

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