3,2 Specific Heat Capacity

6 Questions | Total Attempts: 59

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3,2 Specific Heat Capacity

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Questions and Answers
  • 1. 
    Define specific heat capacity
  • 2. 
    Define heat capacity, or thermal capacity.
  • 3. 
     The thermal capacity of a 60 kg human is 210 kJ /°C  . How much heat is lost from a body if its  temperature drops by 2 °C?
    • A. 

      210 kJ

    • B. 

      312 kJ

    • C. 

      420 kJ

    • D. 

      840kJ

  • 4. 
     How much heat is required to raise the temperature of 250 g of copper from 20 °C to 160 °C?
    • A. 

      12 200J

    • B. 

      14 400 J

    • C. 

      13 300 J

    • D. 

      15 500 J

  • 5. 
    A 500 g piece of aluminium (SHC=900 J/kgC) is heated with a 500 W heater for 10 minutes. If the temperature of the aluminium was 20°C at the beginning, what will its temperature be  after 10 minutes? Hint: first you must work out how much energy will be given to the aluminium in this time.
    • A. 

      25 C

    • B. 

      56 C

    • C. 

      236 C

    • D. 

      687 C

  • 6. 
    Which part of this topic would you like to review in class?
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