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

REFRACTORY TECHNOLOGY

Refractory Technology
Firing of refractory brick is done to

Form ceramic bonds necessary for development of high crushing strength in the finished product
All of these
Develop stable mineral forms in them
Dehydrate the dried refractory

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
The linear thermal expansion of __________ bricks upto 1000 °C is very low of the order of ≤ 0.5 percent.

Corundum
Magnesite
Fireclay
Silica

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
With decrease in porosity, the __________ of the refractories decreases.

Spalling resistance
Thermal conductivity
None of these
Strength

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Tar dolomite bricks are used in the

Basic open hearth furnace
Electric furnaces
All of these
Basic Bessemer converter

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Chromite refractories are used in

Between acid & basic linings in basic open hearth furnaces to prevent their chemical action with each other
Bottom of soaking pits
Neither A nor B
Both A & B

ANSWER DOWNLOAD EXAMIANS APP
  • «
  • 1
  • ...
  • 30
  • 31
  • 32
  • 33
  • 34
  • ...
  • 42
  • »

GO TO PAGE

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
↑