Steam Boilers, Engines, Nozzles and Turbines The bituminous coal is no caking if its carbon content is 78-81% 90-95% 81-85% 85-90% 78-81% 90-95% 81-85% 85-90% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used to increase the temperature of saturated steam without raising its pressure, is called Blow off cock Stop valve Superheater Fusible plug Blow off cock Stop valve Superheater Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a cross-head is to guide motion of the _________ and to prevent it from bending. Piston rod Valve rod Eccentric rod Connecting rod Piston rod Valve rod Eccentric rod Connecting rod ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure boiler is one, which produces steam at a pressure more than 10 kg/cm² Atmospheric pressure 7580 kg/cm² 5 kg/cm² 10 kg/cm² Atmospheric pressure 7580 kg/cm² 5 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The principal function of a stop valve is to Control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required Empty the boiler when required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler Increase the temperature of saturated steam without raising its pressure Put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit Control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required Empty the boiler when required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler Increase the temperature of saturated steam without raising its pressure Put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In recuperative air preheaters, the heat is transferred Heat is transferred by bleeding some gases from furnace By direct mixing From a metal wall from one medium to another From heating an intermediate material and then heating the air from this material Heat is transferred by bleeding some gases from furnace By direct mixing From a metal wall from one medium to another From heating an intermediate material and then heating the air from this material ANSWER DOWNLOAD EXAMIANS APP