Steam Boilers, Engines, Nozzles and Turbines A safety valve in a locomotive starts leaking. The leaking medium will be Wet steam Dry steam Super heated steam Water Wet steam Dry steam Super heated steam Water ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The principal function of a stop valve is to Increase the temperature of saturated steam without raising its pressure Empty the boiler when required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler 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 Increase the temperature of saturated steam without raising its pressure Empty the boiler when required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser _________ the steam raising capacity of a boiler. Decreases Has no effect on Increases None of these Decreases Has no effect on Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of a thermal cycle increases by Cooling of steam Both (A) and (B) Regeneration Reheating of steam Cooling of steam Both (A) and (B) Regeneration Reheating of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A condenser in a steam power plant Reduces temperature of exhaust steam All of these Reduces back pressure of steam Increases expansion ratio of steam Reduces temperature of exhaust steam All of these Reduces back pressure of steam Increases expansion ratio of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The factor of evaporation for all boilers is always Equal to unity Less than unity Greater than unity None of these Equal to unity Less than unity Greater than unity None of these ANSWER DOWNLOAD EXAMIANS APP
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