• 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
Most of the domestic refrigerators work on the following refrigeration system

Vapour absorption
Electrolux refrigerator
Carnot cycle
Vapour compression

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Ammonia absorption refrigeration cycle requires

Maximum work input
Zero work input
Nearly same work input as for vapour compression cycle
Very little work input

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The wet bulb temperature at 100% relative humidity is___ dry bulb temperature.

Lower than
Same as
None of the listed here
Higher than

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Reducing suction pressure in refrigeration cycle

Lowers compressor capacity because vapour is lighter
Increases power required per ton of refrigeration
Lowers evaporation temperature
All of these

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Formation of frost on evaporator in refrigerator

Can be avoided by proper design
Increases heat transfer rate
Results in loss of heat due to poor heat transfer
Is immaterial

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
At lower temperatures and pressures, the latent heat of vaporisation of a refrigerant

increases
depends on other factors
remains same
decreases

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
↑