Calorific Value Quiz
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Questions and Answers

What is the heating value of a substance?

  • The heat absorbed during the combustion process
  • The amount of heat released during combustion under standard conditions (correct)
  • The total energy required for combustion under non-standard conditions
  • The energy released during incomplete combustion
  • How is the calorific value expressed?

  • Energy/temperature of fuel, energy/pressure of fuel, energy/density of the fuel
  • Energy/mole of fuel, energy/mass of fuel, energy/volume of the fuel (correct)
  • Energy/speed of fuel, energy/acceleration of fuel, energy/time of the fuel
  • Energy/length of fuel, energy/width of fuel, energy/height of the fuel
  • What are the two kinds of enthalpy of combustion?

  • Positive and negative heat values
  • High(er) and low(er) heat(ing) value (correct)
  • Internal and external heat values
  • Primary and secondary heat values
  • How are low heat values calculated?

    <p>From high heat value test data</p> Signup and view all the answers

    How are high heat values conventionally measured?

    <p>With a bomb calorimeter</p> Signup and view all the answers

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