Physics Formulas 0.0 / 5 PhysicsFormulasIGCSECIE Created by: Maria_1808Created on: 30-04-16 11:00 Speed Distance / Time 1 of 30 Acceleration Final speed - Initial Speed / Time 2 of 30 Weight Mass x Gravity 3 of 30 Density Mass / Volume 4 of 30 Force Mass x Acceleration 5 of 30 Moment (Nm) Force (N) x Distance from Pivot (m) 6 of 30 Kinetic Energy 1/2 x Mass x Velocity2 7 of 30 Gravitational Potential Energy Mass x Gravity x Height 8 of 30 Efficiency Useful energy output / Energy input x 100% 9 of 30 Work Dome (J) Force (N) x Distance (m) 10 of 30 Power (W) Work Done (J) / Time taken (s) 11 of 30 Pressure (Pa) - In Solids Force (N) / Area (m2) 12 of 30 Pressure (Pa) - In liquids Density (kg/m3) x Gravity (m/s2) x Height (m) 13 of 30 Pressure Changes P1 V1 = P2 V2 14 of 30 Thermal Capacity Specific heat capacity (J/kg) x Mass 15 of 30 Specific heat capacity Energy Transferred / Mass x Temperature Change 16 of 30 Specific Latent heat of Fusion / Vaporization Energy transferred / Mass 17 of 30 Frequency 1 / Period 18 of 30 Speed (m/s) - Waves Frequency (Hz) x Wavelength (m) 19 of 30 Refractive Index Speed of light in a vacuum / Speed of light in a medium 20 of 30 Refractive index sin i / sin r 21 of 30 Charge (C) Current (A) x Time (s) 22 of 30 Voltage Energy / Charge 23 of 30 Resistance Voltage / Current 24 of 30 Electrical Power Voltage (v) X Current (A) 25 of 30 Electrical Energy Voltage (V) x Current (A) x Time (s) 26 of 30 Resistance - In Series R1 + R2 27 of 30 Resistance - In Parallel 1/R = 1/R1 + 1/R2 28 of 30 Transformers 1 Output Voltage / Input Voltage = Turns on output coil / Turns on input coil ---- Vp / Vs = Np / Ns 29 of 30 Transformers 2 Input Voltage x Input Current = Output voltage x Output Current ---- V1 x I1 = V2 x I2 30 of 30

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