A) Pulverizing B) Oil assisted ignition C) Blending with better quality D) Any of the above. Ans : (D)
A) Coke B) Peat C) Lignite D) Bituminous coal. Ans : (D)
A) its temperature increases B) its boiling point increases C) its specific volume increases D) its pressure increases. Ans : (C)
A) at more than the steam pressure on the boiler B) at 100 kg/cm2 C) at slightly more than atmospheric pressure D) at atmospheric pressure. Ans : (A)
A) Generator neutral reactance grounded and motor neutral resistance grounded B) Generator and motor neutrals reactance grounded C) Generator and motor neutral resistance grounded D) Generator neutral reactance and motor neutral resistance grounded. Ans : (D)
A) coal in transit B) storage of coal sufficient to meet 24 hour demand of the plant C) preheated coal D) coal ready for combustion. Ans : (B)
A) at a pressure less than the maximum cycle pressure B) separated from water particles before being supplied to turbine C) at a pressure more than the boiler steam pressure D) at a temperature higher than the saturation temperature corresponding to steam pressure. Ans : (D)
A) much less than pressure B) slightly less than pressure C) more than pressure D) atmospheric pressure. Ans : (A)
A) Stoker B) Burner C) Hopper D) Ball mill. Ans : (D)
A) Reheaters B) Electrostatic precipitators C) Desuperheaters D) Induced draft fans. Ans : (B)