Furnace Technology Fuel economy in furnaces can be achieved by Preheating the combustion air Reducing the heat loss through furnace openings & doors All of these Using oxygen enriched combustion air Preheating the combustion air Reducing the heat loss through furnace openings & doors All of these Using oxygen enriched combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ostwald charts are meant for Computing the excess/deficiency of combustion air Computation of flue gas analysis Calculation of flue gas temperature None of these Computing the excess/deficiency of combustion air Computation of flue gas analysis Calculation of flue gas temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Oxygen enrichment of combustion air Preheating the combustion air Increasing the draft in the furnace Preheating the fuel gas Oxygen enrichment of combustion air Preheating the combustion air Increasing the draft in the furnace Preheating the fuel gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not an additive for flue gases from furnace to reduce its dew-point? Fine dolomite Alkaline powders None of these Ammonia Fine dolomite Alkaline powders None of these Ammonia ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The electric furnace in which heat is produced by a combination of induced current and skin effect is called __________ furnace. Low frequency induction Arc High frequency induction Resistance Low frequency induction Arc High frequency induction Resistance ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer takes place through a liquid medium surrounding the submerged material under heating, in case of a/an Blast furnace Steam boiler Annealing furnace Salt bath furnace Blast furnace Steam boiler Annealing furnace Salt bath furnace ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS