Related Questions

Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by
A Increasing the draft in the furnace
B Preheating the fuel gas
C Oxygen enrichment of combustion air
D Preheating the combustion air
In order to obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace vacuum will
A Remain unaffected
B Improve
C Worsen
D May improve/worsen depending on size
Producer gas consists mainly of
A CO, CO2, N2, H2
B CO, H2
C H2, CH4
D C2H2, CO2, H2
Producer gas comprises mainly of
A CO & N2
B CO & H2
C CO2 & N2
D CO2 & H2
Steam is intermittently admitted into the fuel bed during the production of producer gas to
A Convert CO to CO2
B Increase the combustion rate
C Increase the gas production rate
D Minimise the chances of clinker formation
In a steam engine, superheated steam from the boiler is fed into the steam chest at a pressure of
A 10 atmospheres
B 20 atmospheres
C 30 atmospheres
D 40 atmospheres
Steam reforming of naphtha is a source of hydrogen production for nitrogeneous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha?
A 1.5:1
B 3.5:1
C 10:1
D 15:1
A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as
A Back pressure turbine
B Pass out turbine
C Low pressure turbine
D Impulse turbine
Blast furnace gas constitutes mainly of
A N2 & CH4
B N2 & H2
C N2 & CO
D CH4 & CO2
White flue gas (resembling steam) coming out of the chimney of a thermal power plant indicates that the fuel used in the boiler furnace is
A Tar
B Coke oven gas
C Pitch
D Pulverised coke

Next steps