Chemical Engineering Thermodynamics (MCQs)

A refrigerator works on the principle of __________ law of thermodynamics.

  • A. Zeroth
  • B. First
  • C. Second
  • D. Third
Answer: Option C.
Explanation: 
Refrigeration works on one of the corollary of second law of thermodynamics namely clausius statement. Which states that heat can’t be continuously transferred from low temperature reserviour to high temperature reserviour without using some external work. Where the work is supplied in the form of electricity.

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