Steam Boilers, Engines, Nozzles and Turbines In order to obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace vacuum will Worsen May improve/worsen depending on size Improve Remain unaffected Worsen May improve/worsen depending on size Improve Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially superheated steam is __________ as compared to initially dry saturated steam. None of these Same More Less None of these Same More Less ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Coke is produced by Heating wood in a limited supply of air at temperatures below 300°C Pulverizing coal in inert atmosphere Enriching carbon in the coal Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel Heating wood in a limited supply of air at temperatures below 300°C Pulverizing coal in inert atmosphere Enriching carbon in the coal Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The major axis of elliptical manholes on the shell should be provided Circumferentially Longitudinally On dished end Anywhere Circumferentially Longitudinally On dished end Anywhere ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Over fire burning is the phenomenon of Supply of excess coal Supply of excess, air Burning CO and unburnt in upper zone of furnace by supplying more air Fuel bed firing Supply of excess coal Supply of excess, air Burning CO and unburnt in upper zone of furnace by supplying more air Fuel bed firing ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In fire tube boilers Forced circulation takes place The flames and hot gases pass through the tubes which are surrounded by water None of these Water passes through the tubes which are surrounded by flames and hot gases Forced circulation takes place The flames and hot gases pass through the tubes which are surrounded by water None of these Water passes through the tubes which are surrounded by flames and hot gases ANSWER DOWNLOAD EXAMIANS APP