Refractory Technology Mcqs for Chemical


Q.  What is the value of ‘q’ for saturated liquid feed to a distillation column ?

a. 0
b. <1
c. 1
d. >1


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Magnesite refractories have low resistance to___________________?
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MCQs:  Which is a basic refractory ?
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MCQs:  Tar dolomite bricks are used in the_________________?
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MCQs:  Cold crushing strength of fireclay bricks is about ______________ kgf/cm2?
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MCQs:  Sillimanite (Al2O3.SiO2) refractory, which is a neutral refractory, is not used in________________?
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MCQs:  Rate of slag attack on refractories increases with rise in temperature due to the___________________?
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MCQs:  Tar bonded dolomite bricks__________________?
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MCQs:  Which furnace consumes maximum refractory annually in an integrated steel plant ?
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MCQs:  Which of the following bricks should not be used, if the furnace is to be used intermittently ?
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MCQs:  Refractoriness under load (RUL) is the most important property for the refractory bricks_________________?
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MCQs:  Ganister is a source of the ________________?
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MCQs:  Which is required in an insulating refractory ?
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MCQs:  Sillimanite is a _____________ refractory?
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MCQs:  Carbon refractories_____________________?
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MCQs:  Refractoriness under load (RUL) of fireclay bricks (under a load of 2 kg/cm2) is ______________ °C?
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MCQs:  Natural silica___________________?
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MCQs:  Spalling tendency of refractories is reduced by increasing its_________________?
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MCQs:  Which is not a high alumina refractory ?
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MCQs:  Which brick undergoes maximum shrinkage on drying ?
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MCQs:  10 to 30% magnesite is added to Chromite to produce chrome-magnesite refractories. Magnesite addition is mainly done to improve the _____________ of Chromite?
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