• 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
A reversible engine has ideal thermal efficiency of 30%. When it is used as a refrigerating machine with all other conditions unchanged, the coefficient of performance will be

1.33
2.33
4.33
3.33

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The capacity of a domestic refrigerator is in the range of

3 to 5 TR
0.1 to 0.3 TR
5 to 7 TR
1 to 3 TR

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The desirable property of a refrigerant is

All of these
High latent heat of vaporisation
High critical temperature
Low boiling point

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The ratio of the actual mass of water vapour in a unit mass of dry air to the mass of water vapour in the same mass of dry air when it is saturated at the same temperature and pressure, is called

Degree of saturation
Absolute humidity
Relative humidity
Humidity ratio

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Wet bulb temperature is the temperature of air recorded by a thermometer, when

The moisture present in it begins to condense
It is not affected by the moisture present in the air
Its bulb is surrounded by a wet cloth exposed to the air
None of these

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Carbon dioxide is

All of the listed here
Non-flammable
Colourless
Odourless

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
↑