Steam Boilers, Engines, Nozzles and Turbines In a velocity compounded impulse turbine, when steam flows through the second row of moving blades, Velocity decreases Velocity remains constant Pressure remains constant Velocity increases Velocity decreases Velocity remains constant Pressure remains constant Velocity increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser is installed in a boiler primarily to Reduce fuel consumption Increase steam pressure All of the listed here Superheat the steam Reduce fuel consumption Increase steam pressure All of the listed here Superheat the steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The object of producing draught in a boiler is To provide an adequate supply of air for the fuel combustion All of the listed here To exhaust the gases of combustion from the combustion chamber To discharge the gases of combustion to the atmosphere through the chimney To provide an adequate supply of air for the fuel combustion All of the listed here To exhaust the gases of combustion from the combustion chamber To discharge the gases of combustion to the atmosphere through the chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water boils when its vapor pressure Equals 760 mm of mercury Equals the pressure of water in the container Equals that of the surroundings Equals to atmospheric pressure Equals 760 mm of mercury Equals the pressure of water in the container Equals that of the surroundings Equals to atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A compound steam engine in which the high pressure and low pressure cylinders have common piston rod, is called Tandem type compound engine Receiver type compound engine None of these Woolf type compound engine Tandem type compound engine Receiver type compound engine None of these Woolf type compound engine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has Less heating surface Equal heating surface More heating surface Heating surface depends on other parameters Less heating surface Equal heating surface More heating surface Heating surface depends on other parameters ANSWER DOWNLOAD EXAMIANS APP
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