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MCQs: Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about ______________ percent?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In chemical process equipments, the conical bottom heads used, usually has an apex angle of____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Si percentage in silica refractories used in the walls of coke oven is about______________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Chrome magnesite bricks are_________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Maximum shrinkage in volume occurring during burning/firing of dried refractories may be as high as ______________ percent?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Lower part of hot metal mixer are lined with _____________ bricks?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Bauxite calcining rotary kilns are lined with ________________ bricks?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Spalling of a refractory means its____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The linear thermal expansion of _______________ bricks upto 1000 °C is very low of the order of ≤ 0.5 percent?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Chrome magnesite is not used in the ____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: ______________ bricks are used in the burning zone of a cement rotary kiln ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Maximum water percentage in refractory mix meant for hand moulding may be as high as _____________ percent?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Which of the following has the lowest electrical resistivity ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Refractory castables are used for__________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Silicon carbide refractories have very low ___________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Carbon refractories are exclusively used in the_________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Because of its very high refractoriness of the order of __________ °C, silicon carbide refractories are used in zinc smelting furnace, muffle furnace and for supporting the wares in tunnel kilns ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Which is the most stable crystalline form of silica at room temperature ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Which of the following bricks has the most close values of RUL and PCE ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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