• 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 specific humidity during cooling and dehumidification

Remains constant
None of these
Decreases
Increases

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Allowable pressure on high pressure side or ammonia absorption system is of the order of

Atmospheric pressure
56 bars
24 bars
Slightly above atmospheric pressure

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The leaks in a refrigeration system using Freon are detected by

Halide torch which on detection produces greenish flame lighting
Smelling
Using reagents
Sulphur sticks which on detection gives white smoke

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Pressure of water vapour is given by

None of these
[Pv (Pb - Pd)]/ [Pd (Pb - Pv)]
0.622 Pv/ (Pb - Pv)
μ/[1 - (1 - μ) (Ps/Pb)]

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The domestic refrigerator uses following type of compressor

Miniature sealed unit
Centrifugal
Piston type reciprocating
Axial

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The condition of refrigerant as it leaves the compressor in a vapour compression system is

Superheated vapour
Wet vapour
Dry saturated vapour
Saturated liquid

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
↑