Refrigeration and Air Conditioning - Mechanical Engineering Multiple choice Questions Answers

Refrigeration and Air Conditioning

 Mechanical Engineering Multiple choice Questions Answers

refrigeration and air conditioning mcq pdf 

“Refrigeration and Air Conditioning”

Mechanical Engineering MCQS

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Refrigeration and Air Conditioning Questions Answers

1. 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


2. 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


3. 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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