• 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 atmospheric air at dry bulb temperature of 15°C enters a heating coil maintained at 40°C. The air leaves the heating coil at 25°C. The bypass factor of the heating coil is

0.6
0.376
0.4
0.67

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The reduced ambient air cooling system has

One cooling turbine and two heat exchangers
Two cooling turbines and one heat exchanger
One cooling turbine and one heat exchanger
Two cooling turbines and two heat exchangers

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Under cooling in a refrigeration cycle

Increases C.O.P
Other factors decide C.O.P
Decreases C.O.P
O.P remains unaltered

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

Brine
Freon
Carbon dioxide
Ammonia

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
During cooling and dehumidification, dry bulb temperature

None of these
Decreases
Increases
Remains constant

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The freezing point of sulphur dioxide is

-75.2°C
-135.8°C
-56.6°C
-77.7°C

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
↑