• 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
Roof of a basic electric furnace is made of __________ bricks.

None of these
Superduty fireclay
Silica
Chromite

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
High density refractory bricks have lower

Slag penetration resistance
Fusion point
Thermal conductivity
Spalling resistance

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Cold crushing strength of a refractory does not depend upon its

Composition
Firing temperature
Shape
Texture

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Magnesite refractories are used for the construction of those furnaces, which are

Not subjected to fluctuation in temperature
Both (b) and ©
Used for raising & maintaining high temperature
Not required to resist the corrosive action of basic slag

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Lower part of hot metal mixer are lined with __________ bricks.

High alumina
Carborundum
Silica
Superduty fireclay

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
SiO₂ percentage in firebrick is about

>94
80-85
55-60
35-40

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
↑