• 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
Pyrometric cone equivalent (PCE) value (Segar cone) of 'superduty refractories' is more than 33 which corresponds to a temperature of __________ °C.

1520
1670
1730
1630

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
The highest melting pure oxide (m.p. > 3000°C) is

Beryllia
Zirconia
Thoria
Alumina

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Which is required in an insulating refractory?

Both A & B
Low porosity
High thermal conductivity
Neither A nor B

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Resistance to slag attack of a refractory

All of these
Depends on the nature of slag & refractory
Decreases at higher temperature
Decreases, if defective joints & cracks exist in the refractory

ANSWER DOWNLOAD EXAMIANS APP

Refractory Technology
Fireclay bricks are used in the

All of these
Chimney linings
Furnaces allowed to cool frequently
Flues

ANSWER DOWNLOAD EXAMIANS APP

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

Tube
Rod
Ball
Pug

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
↑