Thursday 4 April 2013

P2d Fuels for Power

You need to be able to:

  • Use the power equation for calculating quantities in several units (power in W or kW, voltage in V, current in A)
  • Calculate the cost of electricity converting units where required (power in W or kW, time in minutes or h, energy transferred in kWh, cost in pence per kWh)
  • Describe advantages and disadvantages of using off-peak electricity, and of using transformers
  1. Bitesize notes on P2d
  2. American interactive calculator for electricity costs
  3. Interactive calculator for power  

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