Furnace Technology Artificial draught produced by a fan in the furnace can be controlled by the All of these Variation in the pitch of fan blades Damper Speed of the fan All of these Variation in the pitch of fan blades Damper Speed of the fan ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of shaft furnace is the Blast furnace L.D. converter Glass melting tank Soaking pit Blast furnace L.D. converter Glass melting tank Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Presence of SO₂ in furnace gases attacks the ferrous metal by way of Accelerating the rate of scaling Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature All of these Causing metal embrittlement Accelerating the rate of scaling Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature All of these Causing metal embrittlement ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C. 5 40 60 20 5 40 60 20 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called __________ furnace. None of these Arc Low frequency induction Resistance None of these Arc Low frequency induction Resistance ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of Furnace oil with air Blast furnace gas with air Furnace oil with oxygen Blast furnace gas with oxygen Furnace oil with air Blast furnace gas with air Furnace oil with oxygen Blast furnace gas with oxygen ANSWER DOWNLOAD EXAMIANS APP
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