Steam Boilers, Engines, Nozzles and Turbines In a velocity compounded impulse turbine, when steam flows through the second row of moving blades, Velocity remains constant Velocity decreases Pressure remains constant Velocity increases Velocity remains constant Velocity decreases Pressure remains constant Velocity increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A throttle governed steam engine develops 15 kW with 280 kg per hour of steam and 35 kW with 520 kg per hour of steam. The steam consumption in kg per hour when developing 20 kW will be nearly 280 kg/h 210 kg/h 150 kg/h 340 kg/h 280 kg/h 210 kg/h 150 kg/h 340 kg/h ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Cut-off ratio is the ratio of Swept volume to the volume at cut-off Clearance volume to the volume at cut-off Volume at cut-off to the swept volume Volume at cut-off to the clearance volume Swept volume to the volume at cut-off Clearance volume to the volume at cut-off Volume at cut-off to the swept volume Volume at cut-off to the clearance volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a flywheel is To keep the engine speed uniform at all load conditions To convert rotary motion of the crankshaft into to and fro motion of the valve rod To prevent fluctuation of speed To convert reciprocating motion of the piston into rotary motion To keep the engine speed uniform at all load conditions To convert rotary motion of the crankshaft into to and fro motion of the valve rod To prevent fluctuation of speed To convert reciprocating motion of the piston into rotary motion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Increase thermal efficiency of boiler Economize on fuel Extract heat from the exhaust flue gases Increase flue gas temperature Increase thermal efficiency of boiler Economize on fuel Extract heat from the exhaust flue gases Increase flue gas temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is steam dial? Coking bituminous coal Brown coal Non-coking bituminous coal Pulverized coal Coking bituminous coal Brown coal Non-coking bituminous coal Pulverized coal ANSWER DOWNLOAD EXAMIANS APP
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