Heat Transfer Modes
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Questions and Answers

In which direction does heat transfer occur?

  • From a cold object to a hot object
  • Only in the absence of a temperature difference
  • In any direction, regardless of temperature
  • From a hot object to a cold object (correct)
  • What is the process of transmission of energy from one particle of the medium to another called?

  • Heat Exchange
  • Convection
  • Radiation
  • Conduction (correct)
  • What type of heat transfer involves the movement of fluid molecules from higher temperature regions to lower temperature regions?

  • Radiation
  • Convection (correct)
  • Conduction
  • Heat Transfer
  • What is the term for heat transfer that occurs through electromagnetic waves?

    <p>Radiation</p> Signup and view all the answers

    What is the purpose of a heat exchanger in industrial settings?

    <p>To enable heat transfer between fluids</p> Signup and view all the answers

    What is the primary function of a cooler in a heat exchanger?

    <p>To cool a process fluid using cooling water or air</p> Signup and view all the answers

    What type of heat exchanger is used to condense a vapor at sub-atmospheric temperatures?

    <p>Chiller</p> Signup and view all the answers

    Which heat exchanger uses a hot utility, such as steam or hot oil, to heat a process fluid?

    <p>Heater</p> Signup and view all the answers

    What is the purpose of a reboiler in a heat exchanger?

    <p>To reboil a bottoms stream from a distillation column</p> Signup and view all the answers

    What type of heat exchanger is used to condense a vapor using cooling water or air?

    <p>Condenser</p> Signup and view all the answers

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