Steam Boilers, Engines, Nozzles and Turbines Carbonization of coal is the process of Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel Binding the pulverized coal into briquettes Heating wood in a limited supply of air at temperatures below 300°C Pulverizing coal in inert atmosphere Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel Binding the pulverized coal into briquettes Heating wood in a limited supply of air at temperatures below 300°C Pulverizing coal in inert atmosphere ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The relative heat absorption for successively added equal areas of boiler convection heating surfaces First increases and then decreases Decreases Increases Remain unaffected First increases and then decreases Decreases Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the total heat of steam is h kJ/kg and the sensible heat of feed water is hf1 kJ/kg, then the factor of evaporation is given by None of these (h × hf1)/2257 (h - hf1)/2257 (h + hf1)/2257 None of these (h × hf1)/2257 (h - hf1)/2257 (h + hf1)/2257 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached to two different cranks set at 180° to each other, is called Woolf type compound engine Receiver type compound engine Tandem type compound engine Both (A) and (B) Woolf type compound engine Receiver type compound engine Tandem type compound engine Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are those in which Flue gases pass through tubes and water around it Water passes through the tubes and flue gases around it Forced circulation takes place Tubes are laid vertically Flue gases pass through tubes and water around it Water passes through the tubes and flue gases around it Forced circulation takes place Tubes are laid vertically ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boilers, Engines, Nozzles and Turbines Objective Questions and Answers pdf:- 101. The difference between cornish boiler and lancashire boiler is that None of these former is fire tube type and latter is water tube type boiler former is water tube type and latter is fire tube type former contains one fire tube and latter contains two fire tubes None of these former is fire tube type and latter is water tube type boiler former is water tube type and latter is fire tube type former contains one fire tube and latter contains two fire tubes ANSWER DOWNLOAD EXAMIANS APP