• 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

0.376
0.67
0.6
0.4

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
In a refrigeration system, heat absorbed in comparison to heat rejected is

More
Less
Same
More for small capacity and less for high capacity

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
The operating temperature of a cold storage is -2°C. The heat leakage from the surrounding is 30 kW for the ambient temperature of 40°C. The actual C.O.P. of refrigeration plant used is one fourth that of ideal plant working between the same temperatures. The power required to drive the plant is

3.72 kW
7.44 kW
1.86 kW
18.6 kW

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
Carbon dioxide is

Odourless
Non-flammable
All of the listed here
Colourless

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
R-12 is generally preferred over R-22 in deep freezers since

It has low operating pressures
All of these
It is miscible with oil over large range of temperatures
It gives higher coefficient of performance

ANSWER DOWNLOAD EXAMIANS APP

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

Two fluids
None of the listed here
Single fluid
Three fluids

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
↑