• 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 pressure at the inlet of a refrigerant compressor is called

Back pressure
Suction pressure
Discharge pressure
Critical pressure

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The Freon group of refrigerants are

Inorganic refrigerants
Zoetrope refrigerants
Hydrocarbon refrigerants
Halocarbon refrigerants

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
An infinite parallel planes with emissivities e₁ and e₂, the interchange factor for radiation from surface 1 to surface 2 is given by

e₁e₂
1/e₁ + 1/e₂
(e₁ + e₂)/ e₁ + e₂ - e₁e₂
e₁ + e₂

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The alignment circle is marked on the psychrometric chart at

20°C DBT and 50% RH
26°C DBT and 60% RH
26°C DBT and 50% RH
20°C DBT and 60% RH

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
For better C.O.P of refrigerator, the pressure range corresponding to temperature in evaporator and condenser must be

High
Anything
Small
Equal

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The boiling point of ________ is 10.5°C.

Carbon dioxide
R-12
Ammonia
Sulphur dioxide

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
↑