• 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
Short horizontal lines on pressure-enthalpy chart show

Constant entropy lines
Constant total heat lines
Constant temperature lines
Constant pressure lines

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Air conditioning means

Heating
Cooling
Dehumidifying
All of these

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The dry bulb temperature lines, on the psychrometric chart are

Curved lines
Horizontal and uniformly spaced
Vertical and uniformly spaced
Horizontal and non-uniformly spaced

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The operating pressure for refrigerating units using R-12 as a refrigerant is

8 bar
2 bar
15 bar
30 bar

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The thermostatic expansion valve is used in ________ type of evaporators.

None of these
DX coil
Flooded
Dry

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

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

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
↑