Physics equations OCR 21st century

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Speed(meter/second) =
Frequency(Hz) x Wavelength(meter)
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Distance(meter) =
Speed(meter/second) x Time(seconds)
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Velocity =
Frequency(Hz) x Wavelength(meter)
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Energy Transferred(Joules) =
Power(Watts) x Time(seconds)
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Energy Transferred(KiloWatt-Hours) =
Power(KiloWatts) x Time(Hours)
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Cost =
Number of kWh x Cost per kWh
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Power(Watt) =
Voltage(volts) x Current(Amps)
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Efficiency in percent =
Energy useful transferred/Total energy supplied x 100%
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Efficiency =
Energy useful transferred/Total energy supplied
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Other cards in this set

Card 2

Front

Speed(meter/second) x Time(seconds)

Back

Distance(meter) =

Card 3

Front

Frequency(Hz) x Wavelength(meter)

Back

Preview of the back of card 3

Card 4

Front

Power(Watts) x Time(seconds)

Back

Preview of the back of card 4

Card 5

Front

Power(KiloWatts) x Time(Hours)

Back

Preview of the back of card 5
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