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30 Cards in this Set
- Front
- Back
- 3rd side (hint)
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E^k=0.5xmassxvelocity^2 |
Kinetic energy |
Elastic=joulesJ Mass=kg Velocity=m/s |
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Ee=0.5xKxe^2 |
Elastic potential energy |
Elastic potential=J K=spring constant=newton/metre Extention=metres |
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Ep=mxgxh |
Gravitational potential energy |
Gravitational=JoulesJ Mass=kg Gravitational = 9.8N/kg Height=metre |
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E = m × c × θ |
Specific heat capacity |
E=change in thermal energy J M=massKg C=specific heat capacity J/kg*c θ=change in temperature *c |
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P = V x I. |
power = voltage x current. |
Watts = volts x amps |
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V = I x R |
voltage = current x resistance. |
resistance (Ω) = voltage (V) / current (A) |
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Charge |
charge = current x time. Q = I x t |
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Weight |
Weight W= mass Mx gravitational field strength G |
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Work done |
Work done W= F force x Distance traveled |
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Force applied to spring |
Force applied to spring= spring constant x extension F=Ke |
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Moment of force |
Moment of force= force x distance normal to force M=FD |
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Pressure |
Pressure=force normal to surface/area of surface p=f/a |
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Speed |
Distance=speed x time |
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Acceleration |
Acceleration = change in velocity/time taken |
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Resultant force |
Resultant force= mass x acceleration |
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Momentum |
Momentum =mass x velocity |
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Power |
Power= energy transfer/time |
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Power |
Power=work done/time |
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Efficency |
Efficiency = useful energy in / total in |
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Effiency |
Efficiency = energy output/ energy in put |
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Wavespeed |
Wavespeed = frequency x wavelegnth |
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Charge flow |
Charge flow =current x time |
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Potential difference |
Potential difference= current x resistance |
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Power |
Power = potential difference x current |
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Power |
Power = current^2 x resistance |
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Energy transfer |
Energy transfer =power x time |
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Energy transfered |
Energy transfered = charge flow x potential difference |
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Density |
Density = mass/ volume |
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Specific latent heat |
Energy(J) =mass(kg) x specific latent heat(jkg) |
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Pressure |
Pressure(Pa) =v(m^3) x constant |
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