• 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
__________ bricks are used in the burning zone of a cement rotary kiln.

Thoria
High alumina
Fireclay
Silicon carbide

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
silicon carbide refractories have very low

Thermal conductivity
Resistance to thermal shock
None of these
Refractoriness (< 1700°C)

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Presence of MgO in alumino-silicate refractories __________ its refractoriness.

Increases
Lowers
Does not affect
Either A or B; depends on its quantity

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Vacuum steel degassing units are lined with

Silica bricks
High alumina bricks
Graphite blocks
Low duty firebricks

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Mixing of ground refractory material and water is done in a __________ mill.

Ball
Pug
Rod
Tube

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Cold crushing strength of fireclay bricks is about __________ kgf/cm².

100-150
200-400
500-1000
50-100

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
↑