Classification of Heat Exchanger MCQ

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• Many types of heat exchangers have been developed to meet the widely varying applications. Based upon their (i) Operating principle (ii) Arrangement of flow path (iii) Design Identify the correct statements
  ক

  i, ii and iii

  খ

  i and ii

  গ

  ii and iii

  ঘ

  i and iii
• In how many categories heat exchangers are classified on the basis of physical state of heat exchanging fluids?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• In how many categories heat exchangers are classified on the basis of mechanical design of heat exchanger surface?
  ক

  2

  খ

  4

  গ

  1

  ঘ

  3
• In how many categories heat exchangers are classified on the basis of direction of flow of fluids?
  ক

  4 categories

  খ

  3 categories

  গ

  2 categories

  ঘ

  1 categories
• Which of the following is not an example of recuperators type heat exchanger?
  ক

  Automobile radiators

  খ

  Condensers

  গ

  Chemical factories

  ঘ

  Oil heaters for an aero plane
• Which type of flow arrangement is this?
  ক

  Counter flow

  খ

  Parallel flow

  গ

  Regenerator

  ঘ

  Shell and tube
• The energy transfer between the hot fluid and cold fluids is brought about by their complete physical mixing in
  ক

  Direct contact heat exchanger

  খ

  Regenerators

  গ

  Recuperators

  ঘ

  Boilers
• Based upon the nature of heat exchange process, the heat exchangers are classified into how many categories
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• Heat exchangers are classified into how many categories?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• Some examples of heat exchanger are (i) Condensers and evaporators in refrigeration units (ii) Evaporator of an ice plant and milk chiller of a pasteurizing plant (iii) Automobile radiators and oil coolers of heat engines Identify the correct answer
  ক

  i only

  খ

  ii and iii

  গ

  i, ii and iii

  ঘ

  i and ii