Steam Boilers, Engines, Nozzles and Turbines The relative heat absorption for successively added equal areas of boiler convection heating surfaces Remain unaffected Increases Decreases First increases and then decreases Remain unaffected Increases Decreases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in, a Coarran and Scottish marine boiler are Both horizontal and vertical Horizontal Inclined Vertical Both horizontal and vertical Horizontal Inclined Vertical ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The main object of a boiler trial is To prepare heat balance sheet for the boiler To determine the thermal efficiency of the boiler when working at a definite pressure To determine the generating capacity of the boiler All of these To prepare heat balance sheet for the boiler To determine the thermal efficiency of the boiler when working at a definite pressure To determine the generating capacity of the boiler All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser in a boiler Decreases fuel consumption Increases steam flow Decreases steam pressure Increases steam pressure Decreases fuel consumption Increases steam flow Decreases steam pressure Increases steam pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boiler parameters are expressed by All of these Pressure of steam in kg/cm² Temperature of steam in °C Tonnes/hr. of steam All of these Pressure of steam in kg/cm² Temperature of steam in °C Tonnes/hr. of steam 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 By-pass governing None of these Throttle governing Cut-off governing By-pass governing None of these Throttle governing Cut-off governing ANSWER DOWNLOAD EXAMIANS APP
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