Physics Equations 0.0 / 5 ? PhysicsEquations and FormulaeGCSEOCR Created by: JodineCreated on: 22-12-17 00:14 Density Density (kg/m3) = Mass (kg) / Volume (m3) 1 of 18 Distance Travelled Distance Traveled (m) = speed (m/s) x Time (s) 2 of 18 Acceleration Acceleration (m/s2) =Change In Velocity (m/s) / Time (s) 3 of 18 Kinetic Energy Kinetic Energy (j) = 0.5 x Mass (kg) x (Speed (m/s))2 4 of 18 Force Force (n) =Mass (kg) x Acceleration (m/s 5 of 18 Work Done Work Done (j) = force (n) x Distance (m) (along the line of action of the force) 6 of 18 Power Power (W) =Work Done (j) / Time (s) 7 of 18 Force Exerted by a spring Force Exerted by a spring (N) =extension (m) x Spring Constant (N/M) 8 of 18 Gravity Force Gravity Force (n) =mass (kg) x Gravitational field strength (n/kg) 9 of 18 Pressure Pressure (pa) = force normal to a surface (n) / area of that surface (m2) 10 of 18 Moment of force Moment of a force (nm) = Force (N) x Distance (m) 11 of 18 Charge Flow Charge Flow (C) = Current (A) x Time (s) 12 of 18 Potential Difference Potential Difference (V) = Current (A) x Resistance 13 of 18 Energy Transferred Energy Transferred (j) = Charge (C) x Potential Difference (V) 14 of 18 Power Power (W) =Potential Difference (V) x Current (A) = ( Current (A))2 x Resistance 15 of 18 Energy Transferred Energy Transferred (J, kWh) = Power (W, kW) x Time (s, h) 16 of 18 Wave Speed Wave Speed (m/s) = Frequency (Hz) x Wavelength (m) 17 of 18 Effciency Efficiency= Useful output energy Transfer (J) / input energy transfer (J) 18 of 18
Comments
No comments have yet been made