• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

REFRIGERATION AND AIR CONDITIONING

Refrigeration and Air Conditioning
The dry bulb temperature during sensible heating of air

Increases
Remains constant
Decreases
None of these

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The wet bulb temperature during sensible heating of air

None of these
Increases
Remains constant
Decreases

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The C.O.P. of a refrigerator working on a reversed Carnot cycle is (where T₁ = Lowest absolute temperature, and T₂ = Highest absolute temperature)

T₁ / (T₂ - T₁)
(T₁ - T₂)/T₁
T₂/ (T₂ - T₁)
(T₂ - T₁)/T₁

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The relative coefficient of performance is equal to

(Actual C.O.P.) /(Theoretical C.O.P.)
(Theoretical C.O.P.)/ (Actual C.O.P.)
(Actual C.O.P.) × (Theoretical C.O.P.)
None of these

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
If a gas is to be liquefied, its temperature must be

Increased to a value above its critical temperature
Reduced to a value below its critical temperature
Equal to critical temperature
None of these

ANSWER DOWNLOAD EXAMIANS APP
  • «
  • 1
  • ...
  • 39
  • 40
  • 41
  • 42
  • 43
  • ...
  • 57
  • »

GO TO PAGE

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑