Refractory Technology Mcqs for Chemical

Q.  Spalling tendency of refractories is reduced by increasing its_________________?

a. Porosity
b. Specific gravity
c. Thermal conductivity
d. Strength


ANSWER: See Answer
 
No explanation is available for this question!
TasDia Network - Mcqs | Signature | Lyrics
MCQs:  Thoria is an expensive refractory material and is radioactive in nature. Thorium oxide is used in the manufacture of______________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  PCE value (Segar cone) of Superduty refractories is more than 33, which is equivalent to a temperature of ____________ °C?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Spray test determines the _____________ of refractories?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Fireclay refractories have __________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Dolomite bricks have good resistance to attack by_____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Zirconia refractories are not used in_____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The highest melting pure oxide (m.p. > 3000°C)is___________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The largest consumer of refractories is the _______________ industry?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Crushing strength of a refractory____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Colour of fireclay bricks is_________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Slide gates in teeming laddie used for steel pouring in ingot moulds is lined with _____________ bricks?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Highest melting (m.p = 3070°C) oxide refractory is__________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Dilatometer is used for the determination of ______________ of refractories?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Refractoriness under loads (RUL) is quite close to the fusion temperature (PCE) for _____________ bricks?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The maximum linear expansion of silica bricks during firing is about ______________ percent?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Hot blast main (carrying air at 1000°C) in blast furnace are lined with ______________ bricks?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  With decrease in porosity, the ______________ of the refractories decreases?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  ______________ bricks should not be used in oxidising atmosphere?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Magnesite bricks have poor resistance to attack by _____________ slag?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which is not a natural insulating material ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts