Steam Boilers, Engines, Nozzles and Turbines Clearance ratio is the ratio of Clearance volume to the swept volume Volume at cut-off to the swept volume Swept volume to the clearance volume Clearance volume to the volume at cut-off Clearance volume to the swept volume Volume at cut-off to the swept volume Swept volume to the clearance volume Clearance volume to the volume at cut-off ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is Low High Very high Very low Low High Very high Very low ANSWER DOWNLOAD EXAMIANS APP
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 Air-preheater Economizer Superheater Injector Air-preheater Economizer Superheater Injector ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle) None of these Decreases Increases Remains constant None of these Decreases Increases Remains constant 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 340 kg/h 150 kg/h 280 kg/h 210 kg/h 340 kg/h 150 kg/h ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The velocity of flue gases (V) through the chimney under a static draught of (H') metres is given by V = 2gH' V = 2g H' V = H'/2g V = 2g/H' V = 2gH' V = 2g H' V = H'/2g V = 2g/H' ANSWER DOWNLOAD EXAMIANS APP
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