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Refrigeration and Air Conditioning – Mechanical Engineering Multiple choice Questions Answers

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Refrigeration and Air Conditioning

 Mechanical Engineering Multiple choice Questions Answers

refrigeration and air conditioning mcq pdf 

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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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