Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called (A) Back draughting (B) Banking (C) Under pressurising (D) None of these

Method of maintaining fires in furnace during standby periods without
undue consumption of fuel is called
(A) Back draughting
(B) Banking
(C) Under pressurising
(D) None of these
by

1 Answer

Answer :

(B) Banking
by

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The advantages of firing pulverised coal in the furnace lies in the fact that, it (A) Permits the use of high ash content coal (B) Permits the use of low fusion point ash coal (C) Accelerates the burning rate and economises on fuel consumption (D) All (A), (B) and (C)

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Combustion of fuel in a furnace with oxygen enriched air results in higher (A) Flue gas volume (B) Flame temperature (C) Fuel consumption (D) Stack loss

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Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace? (A) Increase in calorific value of the fuel (B) Increase in flame temperature (C) Reduction in scale losses (D) Saving in fuel consumption

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99. As per chart on energy consumption the supply unit of furnace oil is ……… a. kWh c. kV b. kg. d. Watts

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