Physics equations 3.0 / 5 based on 1 rating ? PhysicsEquations and FormulaeIGCSEEdexcel Created by: EllieCreated on: 06-05-13 10:59 Speed = distance/time 1 of 20 force = mass x acceleration 2 of 20 acceleration = change in velocity/time taken 3 of 20 state the equation relating density mass and volume density=mass/volume 4 of 20 state the equation linking work done, force and distance work done = force x distance moved 5 of 20 energy transferred = work done 6 of 20 kinetic energy = 0.5 x mass x speed squared 7 of 20 gravitational potential energy = mass x gravity x height 8 of 20 Weight = mass x gravitational field strength 9 of 20 pressure= force/area 10 of 20 Moment = force x perpendicular distance from the pivot 11 of 20 Momentum = mass x velocity 12 of 20 charge = current x time 13 of 20 Energy efficiency = useful energy output / total energy input 14 of 20 Voltage = current x resistance 15 of 20 electrical power = current x voltage 16 of 20 state the equation linking voltage and number of turns primary voltage/secondary voltage = primary turns/secondary turns 17 of 20 refractive index = sin(i) / sin(r) 18 of 20 sin (critical angle) = 1 / refractive index 19 of 20 Pressure difference = height density x gravity 20 of 20
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