MARCH EXAMS PHYSICS EQUATIONS 0.0 / 5 ? PhysicsEquations and FormulaeGCSEAQA Created by: _Akira_Created on: 26-02-18 19:21 Power Energy /time OR Workdone/time 1 of 22 Efficiency Useful output/ Total (or useful input) 2 of 22 Wavelength Wavespeed/frequency 3 of 22 chargeflow current x time 4 of 22 Potential difference current x resistance 5 of 22 Power (2) Potential difference / current OR current^2 x resistance 6 of 22 Energy transferred Power x time 7 of 22 Energy Transferred charge flow x potential difference 8 of 22 Density mass / volume 9 of 22 Weight mass x gravitiational field strength 10 of 22 work force x distance 11 of 22 pressure force/area 12 of 22 speed distance / time 13 of 22 acceleration change in velocity / time 14 of 22 resultant force mass x acceleration 15 of 22 momentum mass x velocity 16 of 22 kinetic energy mv^2/2 17 of 22 Gravitational potential energy mgh 18 of 22 payback time cost x saving 19 of 22 Elastic energy 1/2 x spring constant x string stretch^2 (in m) 20 of 22 Specific heat m x c x TRIANGLE 0 21 of 22 Latent heat m x l 22 of 22
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