• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Fuels and Combustion

Fuels and Combustion
Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent.

24
18
12
6

ANSWER DOWNLOAD EXAMIANS APP

Fuels and Combustion
High rate of heating of coke ovens

None of these
Increases the time of carbonisation
May damage its walls due to abrupt excessive swelling of coal
Produces larger size coke

ANSWER DOWNLOAD EXAMIANS APP

Fuels and Combustion
During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the

Incomplete combustion
None of these
High oxygen in flue gas
Complete combustion

ANSWER DOWNLOAD EXAMIANS APP

Fuels and Combustion
A good coking coal should have high __________ content.

Moisture
Ash
None of these
Sulphur & phosphorus

ANSWER DOWNLOAD EXAMIANS APP

Fuels and Combustion
Ignition temperature decreases progressively from anthracite to lignite, because

Carbon content decreases
Moisture content increases
Volatile matter content increases
Ash content increases

ANSWER DOWNLOAD EXAMIANS APP

Fuels and Combustion
Initial pressure of oxygen introduced into the 'bomb' of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around __________ atm.

95-100
60-65
3-5
25-30

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Fuels and Combustion

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
↑