Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are Externally fired Internally as well as externally fired None of these Internally fired Externally fired Internally as well as externally fired None of these Internally fired ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as None of these Regenerative heating Reheating of steam Bleeding None of these Regenerative heating Reheating of steam Bleeding ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Relative percentage of heat absorbed through the heat transfer of (i) Furnace water wall (ii) Boiler tank (iii) Superheater (iv) Economizer (v) Air-heater of a typical boiler of 200 MW capacity would be of the order of 7 : 15 : 20 : 10 : 48 10 : 7 : 15 : 20 : 48 20 : 48 : 7 : 15 : 10 48 : 20 : 15 : 7 : 10 7 : 15 : 20 : 10 : 48 10 : 7 : 15 : 20 : 48 20 : 48 : 7 : 15 : 10 48 : 20 : 15 : 7 : 10 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of diagram factor depends upon Initial conditions of steam Back pressure All of these Initial pressure of steam Initial conditions of steam Back pressure All of these Initial pressure of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A safety valve mainly used with locomotive and marine boilers is Lever safety valve Dead weight safety valve High steam and low water safety valve Spring loaded safety valve Lever safety valve Dead weight safety valve High steam and low water safety valve Spring loaded safety valve 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 Boiler efficiency Boiler effectiveness Factor of evaporation Boiler evaporative capacity Boiler efficiency Boiler effectiveness Factor of evaporation Boiler evaporative capacity ANSWER DOWNLOAD EXAMIANS APP
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