Steam Boilers, Engines, Nozzles and Turbines In order to compare the capacity of boilers, the feed water temperature and working pressure are taken as 100°C and 1.1 bar pressure 50°C and 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and normal atmospheric pressure 100°C and 1.1 bar pressure 50°C and 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and normal atmospheric pressure 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 Increases expansion ratio of steam Reduces back pressure of steam Reduces temperature of exhaust steam All of these Increases expansion ratio of steam Reduces back pressure of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an impulse reaction turbine, the pressure drops gradually and continuously over Moving blades None of these Both fixed and moving blades Fixed blades Moving blades None of these Both fixed and moving blades Fixed blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The artificial draught is produced by Steam jet Centrifugal fan Chimney Both (A) and (B) Steam jet Centrifugal fan Chimney Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a boiler, feed water supplied per hour is 205 kg while coal fired per hour is 23 kg. The net enthalpy rise per kg of water is 145 kJ. If the calorific valve of the coal is 2050 kJ/kg, then the boiler efficiency will be 0.56 0.78 0.63 0.74 0.56 0.78 0.63 0.74 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The basic purpose of drum in boiler is to Serve as storage of feed water for water wall Remove salts from water Separate steam from water Serve as storage of steam Serve as storage of feed water for water wall Remove salts from water Separate steam from water Serve as storage of steam ANSWER DOWNLOAD EXAMIANS APP
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