IGCSE Physics Formulas 5.0 / 5 based on 1 rating ? PhysicsPhysicsIGCSEIGCSECIE Created by: nmm05Created on: 19-01-18 16:10 Velocity v=s/t 1 of 39 Acceleration a=(v-u)/t 2 of 39 Density (in kg/m^3) ρ=m/v 3 of 39 Force (in Newton) F=ma 4 of 39 Terminal Velocity Weight of object = air resistance 5 of 39 Hooke's law F=kx 6 of 39 Moment of a force (in N.m) moment of force = Fd 7 of 39 Law of equilibrium total clockwise moment = total anticlockwise moment 8 of 39 Work done (in joules) W=Fd 9 of 39 Kinetic Energy (in joules) K.E = ½mv^2 10 of 39 Potential Energy GPE = mgh 11 of 39 Law of conservation of Energy mgh=½mv^2 12 of 39 Power (in watts) P=Work Done/t or P=Energy/t 13 of 39 Pressure (in Pascal) p=F/A 14 of 39 Pressure due to liquid p=ρgh 15 of 39 Boyle's Law pV=constant 16 of 39 Charles' Law V/T=Constant 17 of 39 Pressure Law P/T=Constant 18 of 39 Gas Law pV/T = constant 19 of 39 Specific Heat Capacity (In j/kg°C) c=Q/(m*Δθ) 20 of 39 Thermal Capacity (in J°C) thermal capacity = m*c or thermal capacity = Q/Δθ 21 of 39 Specific latent heat of fusion L=Q/m 22 of 39 Specific latent heat of vaporisation L=Q/m 23 of 39 Speed of wave v=fλ 24 of 39 Law of reflection Angle of incidence = angle of reflection 25 of 39 Refractive index n=sin i/sin r 26 of 39 Speed of light c=3*10^8 in air and c=2*10^8 in glass 27 of 39 Echo speed v=2d/t 28 of 39 Current I=Q/t 29 of 39 Ohms Law V/I = R 30 of 39 Voltage V=Energy/Q 31 of 39 Resistance & resistivity R=ρ*L/A 32 of 39 Resistance in series R=R1+R2+R3 33 of 39 Resistors in parrallel R=1/R1 + 1/R2 + 1/R3 34 of 39 Potential Divider V1/V2 = R1/R2 35 of 39 Potential Divider V2=(R2/R1+R2) * V 36 of 39 Power (in watts) P = I * V or P = I^2 * R or P=V^2/R or P=E/t 37 of 39 Transformer Vp/Vs = np/ns 38 of 39 Transformer Power in primary coil = power in secondary coil 39 of 39
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