Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small steam plants is to Dose chemicals in feed water Pump feed water Create vacuum at turbine exhaust Create vacuum in furnace Dose chemicals in feed water Pump feed water Create vacuum at turbine exhaust Create vacuum in furnace ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Calorific value of coal is of the order of 2000-4000 kcal/ kg 5000-8000 kcal/ kg 200-400 kcal/ kg 800-1200 kcal/ kg 2000-4000 kcal/ kg 5000-8000 kcal/ kg 200-400 kcal/ kg 800-1200 kcal/ kg 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 Reheating of steam Bleeding None of these Regenerative heating Reheating of steam Bleeding None of these Regenerative heating ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Blow off cock in a boiler is used to 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 Control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required Put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit 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 Control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required 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 A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off of 0.35. The expansion ratio for this engine is nearly 6.65 1.05 2.86 10.05 6.65 1.05 2.86 10.05 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines 1 kg.m is equal to None of these 427 Joules 102 Joules 9.81 Joules None of these 427 Joules 102 Joules 9.81 Joules ANSWER DOWNLOAD EXAMIANS APP
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