GATE Chemical Engineering: Processes and Separation Methods Quiz
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Questions and Answers

In the context of size reduction processes, which of the following equipment is commonly used for primary crushing and secondary crushing, respectively?

  • Jaw crusher, Cone crusher (correct)
  • Cone crusher, Gyratory crusher
  • Roll crusher, Hammer mill
  • Gyratory crusher, Roll crusher
  • For which of the following processes is the method of operation predominantly based on the difference in settling velocities of the various components?

  • Leaching
  • Filtration
  • Crystallization
  • Decantation (correct)
  • In heat exchange processes, which type of heat exchanger offers the highest heat transfer coefficient?

  • Shell and tube heat exchanger
  • Plate heat exchanger (correct)
  • Cross-flow heat exchanger
  • Double pipe heat exchanger
  • During which process is the concentration of a solution increased by the removal of solvent using a semi-permeable membrane?

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

    Which of the following is a common method used in the separation of components based on their differing abilities to adhere to air bubbles?

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

    In which process is material separated based on its response to an electric field or magnetic field?

    <p>Magnetic separation</p> Signup and view all the answers

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