Furnace Technology Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. 44119 45-50 65-70 25-30 44119 45-50 65-70 25-30 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In which of the waste heat recovery equipment, the flow of flue gas and air is alternately reversed after a fixed interval of time? Waste heat boiler Recuperator None of these Regenerator Waste heat boiler Recuperator None of these Regenerator ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The method of Lobo and Evans is concerned with the calculation of the Heat absorption in radiant section of a furnace Heat transfer by forced convection in a reboiler Heat transfer in vacuum condensers Mass transfer co-efficient Heat absorption in radiant section of a furnace Heat transfer by forced convection in a reboiler Heat transfer in vacuum condensers Mass transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heating capacity of muffle furnace depends on the Properties of the muffle wall (temperature, area, emissivity) Surface area & emissivity of the stock Both A & B Neither A nor B Properties of the muffle wall (temperature, area, emissivity) Surface area & emissivity of the stock Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Regenerators as compared to recuperators for the same duty Store smaller quantity of waste heat Involve higher initial cost Are lighter & compact All of these Store smaller quantity of waste heat Involve higher initial cost Are lighter & compact All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Waste heat from the outgoing flue gases in a thermal power plant is recovered by a/an All of these Air preheater Steam superheater Economiser All of these Air preheater Steam superheater Economiser ANSWER DOWNLOAD EXAMIANS APP
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