Steam Boilers, Engines, Nozzles and Turbines An economiser in a boiler Increases steam pressure Decreases steam pressure Increases steam flow Decreases fuel consumption Increases steam pressure Decreases steam pressure Increases steam flow Decreases fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The cylinder condensation or missing quantity may be reduced by The efficient steam jacketing of the cylinder walls All of these Superheating the steam supplied to the engine cylinder Keeping the expansion ratio small in each cylinder The efficient steam jacketing of the cylinder walls All of these Superheating the steam supplied to the engine cylinder Keeping the expansion ratio small in each cylinder ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a uniflow engine Steam enters at one end and exhausts at the centre Steam enters at the centre and exhausts at the other end None of these Steam enters and exhausts through the same port Steam enters at one end and exhausts at the centre Steam enters at the centre and exhausts at the other end None of these Steam enters and exhausts through the same port ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Over fire burning is the phenomenon of 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 Supply of excess coal Supply of excess, air Burning CO and unburnt in upper zone of furnace by supplying more air ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines On Mollier chart, free expansion, or throttling process from high pressure to atmosphere is represented by Vertical straight line Horizontal straight line Curved line Straight inclined line Vertical straight line Horizontal straight line Curved line Straight inclined line 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 Both (A) and (B) Tandem type compound engine Woolf type compound engine Receiver type compound engine Both (A) and (B) Tandem type compound engine ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS