• 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
'Super refractories' are made from pure

Oxides
Nitrides
Carbides
Borides

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Segar cones are used for the determination of __________ of refractories.

Electrical conductivity
Spalling resistance
Resistance to slag attack
Softening temperature

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Which one contains maximum percentage of Al2O₃ ?

Firebrick
Sillimanite
Aluminous firebrick
Magnesite

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be

Oxidising
Either A or B
Neutral
Neither A nor B

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Spray test determines the __________ of refractories.

Permanent linear change
Resistance to slag penetration
Resistance to CO attack
RUL

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Which of the following bricks should not be used, if the furnace is to be used intermit-tantly?

Silicon carbide bricks
Firebricks
Silica bricks
Sillimanite

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Refractory Technology

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
↑