• 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
In a refrigerating machine, heat rejected is _________ heat absorbed.

Equal to
Greater than
None of these
Less than

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
A vapour absorption refrigerator uses _________ as a refrigerant.

Aqua-ammonia
Freon
Ammonia
Water

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The sub-cooling in a refrigeration cycle

Increases C.O.P.
Decreases C.O.P.
Does not alter C.O.P.
None of these

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The C.O.P. of a heat pump working on a reversed Carnot cycle is

(T₂ - T₁)/T₁
T₁/(T₂ - T₁)
T₂/(T₂ - T₁)
(T₁ - T₂)/T₁

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
For large tonnage (more than 200 TR) air-conditioning applications, the compressor recommended is

Rotating
Reciprocating
Screw
Centrifugal

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The bank of tubes at the back of domestic refrigerator is

Condenser tubes
Evaporator tubes
Capillary tubes
Refrigerant cooling tubes

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
↑