Steam Boilers, Engines, Nozzles and Turbines The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes over the blades. 30 to 40% 15 to 20% 20 to 30% 10 to 15% 30 to 40% 15 to 20% 20 to 30% 10 to 15% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Cochran boiler are Horizontal Vertical None of these Inclined Horizontal Vertical None of these Inclined ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When steam after doing work in the cylinder passes into a condenser, the engine is said to be a Slow speed engine Condensing steam engine Vertical steam engine Non-condensing steam engine Slow speed engine Condensing steam engine Vertical steam engine Non-condensing steam engine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the actual vacuum to the ideal vacuum in a condenser is called Vacuum efficiency Condenser efficiency Boiler efficiency Nozzle efficiency Vacuum efficiency Condenser efficiency Boiler efficiency Nozzle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as Blow off cock Stop valve Superheater Fusible plug Blow off cock Stop valve Superheater Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boilers is best suited to meet fluctuating demands? Locomotive Cochran Lancashire Babcock and Wilcox Locomotive Cochran Lancashire Babcock and Wilcox ANSWER DOWNLOAD EXAMIANS APP
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