Steam Boilers, Engines, Nozzles and Turbines The feed check valve is used in order to Check level of water in boiler drum Recirculate unwanted feed water Regulate flow of boiler water Allow high pressure feed water to flow to drum and not allow reverse flow to take place Check level of water in boiler drum Recirculate unwanted feed water Regulate flow of boiler water Allow high pressure feed water to flow to drum and not allow reverse flow to take place ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of feed water has to be raised before its entry into the boiler. The pressure is raised by a device known as Pressure gauge Feed pump Feed check valve Injector Pressure gauge Feed pump Feed check valve Injector ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The process of maintaining the speed of the turbine constant for various load conditions, is known as Reheating None of these Governing Bleeding Reheating None of these Governing Bleeding ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be 450 m/s 900 m/s 188 m/s 79 m/s 450 m/s 900 m/s 188 m/s 79 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is a water tube boiler? Locomotive boiler Lancashire boiler Cochran boiler Babcock and Wilcox boiler Locomotive boiler Lancashire boiler Cochran boiler Babcock and Wilcox boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The amount of water evaporated in kg per kg of fuel burnt is called Equivalent evaporation from and at 100° C Evaporative capacity of a boiler Boiler efficiency None of these Equivalent evaporation from and at 100° C Evaporative capacity of a boiler Boiler efficiency None of these ANSWER DOWNLOAD EXAMIANS APP