Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of a thermal power plant is of the order of 0.15 0.2 0.3 0.45 0.15 0.2 0.3 0.45 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K) T1 /176.5H 176.5H/T1 T1 /88.25H 88.25H/T1 T1 /176.5H 176.5H/T1 T1 /88.25H 88.25H/T1 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The cylinder dimensions of a compound engine may be designed on the basis of Equal power developed in each cylinder for uniform turning moment Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders All of these Equal temperature drop in each cylinder for economy of steam Equal power developed in each cylinder for uniform turning moment Equal initial piston loads on all pistons for obtaining same size of piston rod, connecting rod etc. for all cylinders All of these Equal temperature drop in each cylinder for economy of steam ANSWER DOWNLOAD EXAMIANS APP
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 equivalent evaporation is defined as The evaporation of 15.653 kg of water per hour from and at 100°C The amount of water evaporated from and at 100°C into dry and saturated steam The ratio of heat actually used in producing the steam to the heat liberated in the furnace The amount of water evaporated or steam produced in kg per kg of fuel burnt The evaporation of 15.653 kg of water per hour from and at 100°C The amount of water evaporated from and at 100°C into dry and saturated steam The ratio of heat actually used in producing the steam to the heat liberated in the furnace The amount of water evaporated or steam produced in kg per kg of fuel burnt ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is a water tube boiler? Lancashire boiler Locomotive boiler Babcock and Wilcox boiler Cochran boiler Lancashire boiler Locomotive boiler Babcock and Wilcox boiler Cochran boiler ANSWER DOWNLOAD EXAMIANS APP
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