Steam Boilers, Engines, Nozzles and Turbines In water tube boilers None of these Water passes through the tubes which are surrounded by flames and hot gases The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place None of these Water passes through the tubes which are surrounded by flames and hot gases The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the speed of the engine is controlled by means of a valve in a steam pipe, which regulates the pressure of steam entering the engine, then the governing is known as Cut-off governing By-pass governing None of these Throttle governing Cut-off governing By-pass governing None of these Throttle governing ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gradually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of Raising of steam temperature Higher effectiveness of boiler High calorific value coal being burnt Fouling of heat transfer surfaces Raising of steam temperature Higher effectiveness of boiler High calorific value coal being burnt Fouling of heat transfer surfaces ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum discharge through a chimney occurs when the height of chimney is Equal to the height of the hot gas column producing draught Infinitely long Around 200 meters Outside temperature is very low Equal to the height of the hot gas column producing draught Infinitely long Around 200 meters Outside temperature is very low ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the inlet pressure of steam is equal to the exit pressure, then There is no pressure drop and fluid does not flow through the nozzle Pressure drops and fluid flows through the nozzle Fluid flows through the nozzle There is a pressure drop in the nozzle There is no pressure drop and fluid does not flow through the nozzle Pressure drops and fluid flows through the nozzle Fluid flows through the nozzle There is a pressure drop in the nozzle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of the plant __________ with the mechanical draught. Remains constant None of these Increases Decreases Remains constant None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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