Steam Boilers, Engines, Nozzles and Turbines Thermal equilibrium means that the flow of steam is Isothermal Polytropic Isentropic Hyperbolic Isothermal Polytropic Isentropic Hyperbolic 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 is used for high installed capacity Former occupies less space for same power Rate of steam flow is more in former case Chances of explosion are less in former case Former is used for high installed capacity Former occupies less space for same power Rate of steam flow is more in former case Chances of explosion are less in former case ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be 450 m/s 79 m/s 900 m/s 188 m/s 450 m/s 79 m/s 900 m/s 188 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of a pressure-velocity compounded impulse turbine is __________ as compared to pressure compounded impulse turbine. Same None of these More Less Same None of these More Less ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle) sin²α tan²α cot²α cos²α sin²α tan²α cot²α cos²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water boils when its vapor pressure Equals the pressure of water in the container Equals that of the surroundings Equals 760 mm of mercury Equals to atmospheric pressure Equals the pressure of water in the container Equals that of the surroundings Equals 760 mm of mercury Equals to atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS