Steam Boilers, Engines, Nozzles and Turbines The performance of a boiler is measured by the Steam produced in kg/h Steam produced in kg/kg of fuel burnt Amount of water evaporated per hour All of the listed here Steam produced in kg/h Steam produced in kg/kg of fuel burnt Amount of water evaporated per hour All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of well maintained boiler will be of the order 0.5 0.4 0.9 0.75 0.5 0.4 0.9 0.75 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called Wet steam Saturated steam Cushion steam Superheated steam Wet steam Saturated steam Cushion steam Superheated steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boiler is best suited to meet the fluctuating demand of steam? Babcock and Wilcox boiler Lancashire boiler Cornish boiler Locomotive boiler Babcock and Wilcox boiler Lancashire boiler Cornish boiler Locomotive boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be 320/3 m/s 640/3 m/s 160/3 m/s 640 m/s 320/3 m/s 640/3 m/s 160/3 m/s 640 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat utilized to produce steam and the heat liberated in furnace is known as Factor of evaporation Boiler efficiency Boiler effectiveness Boiler evaporative capacity Factor of evaporation Boiler efficiency Boiler effectiveness Boiler evaporative capacity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS