Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Locomotive boiler has __________ diameter. 4.75 mm 5.47 mm 47.5 mm 7.45 mm 4.75 mm 5.47 mm 47.5 mm 7.45 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the total heat of steam is h kJ/kg and the sensible heat of feed water is hf1 kJ/kg, then the factor of evaporation is given by None of these (h + hf1)/2257 (h × hf1)/2257 (h - hf1)/2257 None of these (h + hf1)/2257 (h × hf1)/2257 (h - hf1)/2257 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The friction in the nozzle __________ exit velocity of steam. Has no effect on Increases None of these Decreases Has no effect on Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The purpose of governing in steam turbines is to Reheat the steam and improve its quality Reduce the effective heat drop Completely balance against end thrust Maintain the speed of the turbine Reheat the steam and improve its quality Reduce the effective heat drop Completely balance against end thrust Maintain the speed of the turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a receiver type compound engine, the high pressure and low pressure cylinders Have separate piston rods Have common piston rod Are set at 90° Are set in V-arrangement Have separate piston rods Have common piston rod Are set at 90° Are set in V-arrangement ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The basic job of feed water treatment in boilers is to overcome the problem of Scale Corrosion Carryover All of these Scale Corrosion Carryover All of these ANSWER DOWNLOAD EXAMIANS APP
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