physics equations 0.0 / 5 ? ScienceequationsIGCSECIE Created by: SdodgsonCreated on: 10-05-17 17:24 current x resistance voltage 1 of 22 current x time charge 2 of 22 current x voltage electrical power 3 of 22 current x voltage x time electrical energy 4 of 22 1/Rtotal = 1/R1 + 1/R2 Resistors in Parallel 5 of 22 Primary Voltage/Secondary Voltage = Primary Turns / Secondary Turns Transformer (Turns) 6 of 22 Useful energy output x 100/Total energy input Efficiency 7 of 22 Mass x gravity x height Potential Energy 8 of 22 Force/Area pressure 9 of 22 0.5 x mass x speed^2 kinetic energy 10 of 22 Mass x Acceleration force 11 of 22 Change in speed/time taken acceleration 12 of 22 Distance/Time speed 13 of 22 Spring constant x extension Force - spring 14 of 22 Angle of incidence = Angle of reflection Law of reflection 15 of 22 Frequency x wavelength Speed of wave 16 of 22 Mass x change in temperature x SHC Energy - SHC 17 of 22 P1 V1 = P2 V2 boyles law 18 of 22 Force x distance Work 19 of 22 Mass x Gravity weight 20 of 22 Energy/Time power 21 of 22 Mass/Volume density 22 of 22
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