AQA GCSE Physics Energy transfers in everyday appliances Focus Questions

Focus Questions for AQA GCSE Physics Energy transfers in everyday appliances

  1. What are everyday appliances designed to do? 
  2. Give two examples of everyday appliances? 
  3. What 2 things does the amount of energy transferred by an appliance depend on? One begins with t and the other a p. 
  4. Describe the energy transfers that are taking place in an electric fan. 
  5. Describe the energy transfers taking place in an electric oven. 
  6. What does a.c. stand for (please don’t say air conditioning). 
  7. What is done when electrical charge flows around a circuit. 
  8. Have a look at these two equations.
  9. Rearrange so that P=, t =, Q = and V =. 
  10. What are the units of: – 
    1. Energy transferred. 
    2. Power 
    3. Time 
    4. Charge flow 
    5. potential difference? 

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