Steam Boilers, Engines, Nozzles and Turbines A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes to the furnace for combustion purpose, is known as Injector Superheater Air-preheater Economizer Injector Superheater Air-preheater Economizer ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of Cornish boiler varies from 7 to 9 m 5 to 7.5 m 3 to 5 m 2 to 4.5 m 7 to 9 m 5 to 7.5 m 3 to 5 m 2 to 4.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The specific heat of superheated steam in kcal/kg is generally of the order of 0.8 0.1 0.3 0.5 0.8 0.1 0.3 0.5 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The steam leaves the nozzle at a Low pressure and a high velocity Low pressure and a low velocity High pressure and a low velocity High pressure and a high velocity Low pressure and a high velocity Low pressure and a low velocity High pressure and a low velocity High pressure and a high velocity ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A condenser where circulating water flows through tubes which are surrounded by steam, in known as Surface condenser Barometric condenser Evaporative condenser Jet condenser Surface condenser Barometric condenser Evaporative condenser Jet condenser ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for a compound steam engine? The temperature range per cylinder is increased, with corresponding increase in condensation The cost of the engine, for the same power and economy, is more than that of a simple steam engine The ratio of expansion is reduced, thus reducing the length of stroke The forces in the working parts are increased as the forces are distributed over more parts The temperature range per cylinder is increased, with corresponding increase in condensation The cost of the engine, for the same power and economy, is more than that of a simple steam engine The ratio of expansion is reduced, thus reducing the length of stroke The forces in the working parts are increased as the forces are distributed over more parts ANSWER DOWNLOAD EXAMIANS APP
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