232) In absorption vapour systems, the refrigerant widely used is R-12.
Answer is:
Incorrect
Related Heat Transfer Refrigeration and Air Conditioning MCQ with Answers
Answer is:
increase
Answer is:
4
Explanation:
The coefficient of performance or COP (sometimes CP or COP) of a heat pump, refrigerator or air conditioning system is a ratio of useful heating or cooling provided to work required.
COP=120 kw/30kw
COP=4
Answer is:
all of these
Explanation:
In a shell and tube heat exchanger, baffles are provided on the shell side to
* improve heat transfer
* provide support for tubes
* prevent stagnation of shell side fluid