Power required in case of forced draught as compared to induced draught (for the same draught produced) is Same Less Either more or less; depends on the flue gas density Answer: Option B More TRUE ANSWER : ? YOUR ANSWER : ?
Unit of furnace loading is Ton stock/hr Ton stock/hr/m² hearth area Ton stock/m² hearth area Both B and C TRUE ANSWER : ? YOUR ANSWER : ?
An example of shaft furnace is the L.D. converter Soaking pit Glass melting tank Blast furnace TRUE ANSWER : ? YOUR ANSWER : ?
The rate of scaling of furnace stock depends upon the Time Nature of atmosphere All of these Temperature TRUE ANSWER : ? YOUR ANSWER : ?
Pot furnace which is either regenerative or recupterative, is used in the manufacture of Refractory bricks Potteries Stainless steel Glass TRUE ANSWER : ? YOUR ANSWER : ?
The amount of combustible escaping uncon-sumed from the furnace, depends upon the All of these Air supplied and furnace temperature Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) Burner design (thoroughness of mixing versus stratification) TRUE ANSWER : ? YOUR ANSWER : ?
Which is a regenerative furnace? Both A and B Neither A nor B Coke oven heating chamber Open hearth furnace TRUE ANSWER : ? YOUR ANSWER : ?
__________ furnace is not an electric furnace. Pot Resistance Induction Arc TRUE ANSWER : ? YOUR ANSWER : ?
The resistance furnace produces heat by the None of these Electric arc struck between electrodes and the charge Combination of induced current and skin effect Flow of current through a heating element TRUE ANSWER : ? YOUR ANSWER : ?