Steam Boilers, Engines, Nozzles and Turbines In a uniflow engine None of these Steam enters at one end and exhausts at the centre Steam enters at the centre and exhausts at the other end Steam enters and exhausts through the same port None of these Steam enters at one end and exhausts at the centre Steam enters at the centre and exhausts at the other end Steam enters and exhausts through the same port ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The impulse turbine rotor efficiency will have a maximum value of 0.5 cos 2α, where α is the nozzle exit flow angle, if the Blade velocity coefficient is unity Blades are equiangular Blades are equiangular and frictionless Blade solidity is 0.65 Blade velocity coefficient is unity Blades are equiangular Blades are equiangular and frictionless Blade solidity is 0.65 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameters of fire tubes and superheater tubes in locomotive boiler are 24.5 mm, 65 mm 47.5 mm, 130 mm 65.5 mm, 210 mm 32.5 mm, 180 mm 24.5 mm, 65 mm 47.5 mm, 130 mm 65.5 mm, 210 mm 32.5 mm, 180 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water boils when its vapor pressure Equals 760 mm of mercury Equals that of the surroundings Equals the pressure of water in the container Equals to atmospheric pressure Equals 760 mm of mercury Equals that of the surroundings Equals the pressure of water in the container Equals to atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of a cylindrical shell of a Scotch marine boiler varies from 2.5 to 3.5 m 3.5 to 4.5 m None of these 1.5 to 2 m 2.5 to 3.5 m 3.5 to 4.5 m None of these 1.5 to 2 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines It is required to produce large amount of steam at low pressure. Which boiler should be used? Babcock and Wilcox boiler Lancashire boiler Cochran boiler Pulverized fuel fired boiler Babcock and Wilcox boiler Lancashire boiler Cochran boiler Pulverized fuel fired boiler ANSWER DOWNLOAD EXAMIANS APP
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