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1.
Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace?
2.
Which of the following is a batch furnace?
3.
The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent.
4.
Which of the following is not a continuous waste heat recovery equipment from the flue gases going out of furnace?
5.
Which of the following is not a recuperative furnace?
6.
Waste heat from the outgoing flue gases in a thermal power plant is recovered by a/an
7.
An example of shaft furnace is the
8.
Use of pulverised coal in boilers provides
9.
In salt bath furnace, heat is transferred to the charge mainly by
10.
Example of an indirectly heated furnace is