Q. Tunnel kilns are usually used for
✅ Correct Answer: (C)
Drying/tempering of refractories
Furnace Technology MCQs | Page - 13
Dear candidates you will find MCQ questions of Furnace Technology here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. Which of the following is not a directly fired furnace?
✅ Correct Answer: (A)
By-product coke oven
Q. Test specimen for determination of refractoriness under load (RUL) of a refractory is heated in a
✅ Correct Answer: (B)
Carbon resistance furnace
Q. Thermal efficiency of furnaces can be improved by
✅ Correct Answer: (D)
All of the above
Q. Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the
✅ Correct Answer: (D)
All of the above
Q. Ceramic recuperators compared to metallic recuperators for the same duty
✅ Correct Answer: (B)
Occupy more space
Q. Regenerators compared to the recuperators for the same duty
✅ Correct Answer: (A)
Occupy more space
Q. Regenerators as compared to recuperators for the same duty
✅ Correct Answer: (B)
Involve higher initial cost
Q. Use of pulverised coal in boilers provides
✅ Correct Answer: (B)
Better combustion
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