Steam Boilers, Engines, Nozzles and Turbines In case of condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is _________ the atmospheric pressure. None of these Lower than Equal to Higher than None of these Lower than Equal to Higher than ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Cochran boiler usually have _________ diameter. 92.5 mm 62.5 mm 6.25 mm 72.5 mm 92.5 mm 62.5 mm 6.25 mm 72.5 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called Saturated steam Superheated steam Cushion steam Wet steam Saturated steam Superheated steam Cushion steam Wet steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle) cot²α sin²α cos²α tan²α cot²α sin²α cos²α tan²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit, is called Stop valve None of these Blow off cock Superheater Stop valve None of these Blow off cock Superheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pick up the wrong statement about water tube boiler in comparison to fire tube boilers Former occupies less space for same power Rate of steam flow is more in former case Former is used for high installed capacity Chances of explosion are less in former case Former occupies less space for same power Rate of steam flow is more in former case Former is used for high installed capacity Chances of explosion are less in former case ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS