• 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
Aqua ammonia is used as refrigerant in the following type of refrigeration system

Compression
Direct
Absorption
Indirect

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
An Electrolux refrigerator is called a ___ absorption system.

None of the listed here
Single fluid
Two fluids
Three fluids

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The material of pipe lines for a system using Freon as a refrigerant should be

Steel
Brass
Aluminium
Copper

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing pressure of about 67 kg/cm. The refrigerant used is

Ammonia
Carbon dioxide
Brine
Freon

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor)

P.F. - 1
1 - B. P.F.
1 + B.P.F.
1/ B.P.F.

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
A valve which maintains a constant degree of superheat at the end of the evaporator coil, is called

Automatic expansion valve
High side float valve
Low side float valve
Thermostatic expansion valve

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
↑