Steam Boilers, Engines, Nozzles and Turbines In a receiver type compound engine, the high pressure and low pressure cylinders Are set at 90° Have common piston rod Are set in V-arrangement Have separate piston rods Are set at 90° Have common piston rod Are set in V-arrangement Have separate piston rods ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The balanced draft furnace is one using Forced draft fan and chimney Induced draft fan and chimney Any one of the above Induced draft fan and forced draft fan Forced draft fan and chimney Induced draft fan and chimney Any one of the above Induced draft fan and forced draft fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be 640/3 m/s 320/3 m/s 160/3 m/s 640 m/s 640/3 m/s 320/3 m/s 160/3 m/s 640 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of super-saturation is that the Entropy and specific volume of the steam increases Mass of the steam discharged increases All of these Exit velocity of steam reduces Entropy and specific volume of the steam increases Mass of the steam discharged increases All of these Exit velocity of steam reduces ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle) cot²α cos²α sin²α tan²α cot²α cos²α sin²α tan²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is 4/3 kg 2 kg 1 kg 8/3 kg 4/3 kg 2 kg 1 kg 8/3 kg ANSWER DOWNLOAD EXAMIANS APP