| Book Name: | Refrigeration and Air Conditioning – Mechanical Engineering Multiple choice Questions Answers |
| Category: | Mechanical MCQs |
| Free Download: | Available |
Refrigeration and Air Conditioning
Mechanical Engineering Multiple choice Questions Answers
refrigeration and air conditioning mcq pdf
“Refrigeration and Air Conditioning”
Mechanical Engineering MCQS
from FreePDfbook.com
Refrigeration and Air Conditioning Questions Answers
- Pick up the wrong statement. A refrigerant should have
(a) Tow specific heat of liquid
(b) high boiling point
(c) high latent heat of vaporisation
(d) higher critical temperature
(e) low specific volume of vapour.
Ans: b - A standard ice point temperature corresponds to the temperature of
(a) water at 0°C
(b) ice at – 4°C
(c) solid and dry ice
(d) mixture of ice, water and vapour under equilibrium conditions under NTP conditions
(e) mixture of ice and water Under equilibrium conditions.
Ans: e - Vapour compression refrigeration is some what like
(a) Carnot cycle
(b) Rankine cycle
(c) reversed Camot cycle
(d) reversed Rankine cycle
(e) none of the above.
Ans: e
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90. The change in evaporator temperature in a refrigeration cycle, as compared to change in condenser temperature, influences the value of C.O.P.
(a) more
(b) less
(c) equally.
(d) unpredictable
(e) none of the above.
Ans: a
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