• 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
Air refrigeration cycle is used in

Gas liquefaction
Air conditioning
Commercial refrigerators
Domestic refrigerators

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The process, generally used in summer air conditioning to cool and dehumidify the air, is called

Cooling and dehumidification
Heating and humidification
Dehumidification
Humidification

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Superheating in a refrigeration cycle

Other factors decide C.O.P
O.P remains unaltered
Decreases C.O.P
Increases C.O.P

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The pressure at the outlet of a refrigerant compressor is called

Discharge pressure
Suction pressure
Critical pressure
Back pressure

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The sensible heat factor during the heating and humidification process is given by (where h₁ = Enthalpy of air entering the heating coil, h₂ = Enthalpy of air leaving the heating coil, and hA = Enthalpy of air at the end of humidification process)

(hA - h2)/ (h1 - h2)
(h2 - hA)/ (h1 - h2)
(hA - h1)/ (h2 - h1)
(h1 - h2)/ (hA - h2)

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
In S.J. unit, one ton of refrigeration is equal to

420 kJ/ min
840 kJ/ min
210 kJ/ min
21 kJ/ min

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Refrigeration and Air Conditioning

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
↑