Physics Formulae 0.0 / 5 ? PhysicsEquations and FormulaeIGCSEEdexcel Created by: caaseyjonessCreated on: 04-02-14 20:29 Which equation links average speed, distance travelled and time taken? Average Speed = Distance Travelled / Time Taken 1 of 20 Which equation links acceleration, change in velocity and time taken? Acceleration = Change in Velocity / Time Taken 2 of 20 Which equation lines force, mass and acceleration? Force = Mass x Acceleration 3 of 20 Which equation links weight, mass and gravitational field strength? Weight = Mass x Gravitational field strength 4 of 20 Which equation links momentum, mass and velocity? Momentum = Mass x Velocity 5 of 20 Which equation links moment, force and perpendicular distance from pivot? Moment = Force x Perpendicular Distance From Pivot 6 of 20 Which equation links power, current and voltage? Power = Current x Voltage 7 of 20 Which equation links energy, power and time? Energy = Power x Time 8 of 20 Which equation links current, charge and time? Current = Charge / Time 9 of 20 Which equation links voltage, current and resistance? Voltage = Current x Resistance 10 of 20 Which equation links wave-speed, frequency and wavelength? Wave-speed = frequency x wavelength 11 of 20 How do you calculate refractive index? Refractive index = sin i / sin r OR 1 / sin c 12 of 20 How do you calculate efficiency? Efficiency = useful energy output from the system / total energy input to the system 13 of 20 Which equation links work, force and distance? Work = Force x Distance 14 of 20 Which equation links gravitational potential energy (GPE), mass, height and gravitational field strength? Gravitational Potential Energy = Mass x Gravitational Field Strength x Height 15 of 20 How do you calculate kinetic energy? Kinetic Energy = 0.5 x mass x velocity squared 16 of 20 Which equation links power, work done and time taken? Power = Work Done / Time Taken 17 of 20 Which equation links density, mass and volume? Density = Mass / Volume 18 of 20 Which equation links pressure, mass and volume? Pressure = Force / Area 19 of 20 How do you calculate pressure difference? Pressure Difference = height x density x gravitaional field strength 20 of 20
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