Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially wet steam is 0.577 0.582 0.546 0.601 0.577 0.582 0.546 0.601 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines De-Laval turbine is a Simple reaction turbine Simple impulse turbine None of these Impulse-reaction turbine Simple reaction turbine Simple impulse turbine None of these Impulse-reaction turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine is _________ the piston speed of single acting steam engine. Equal to Three times Four times Twice Equal to Three times Four times Twice ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Rateau turbine is Pressure compounded turbine Velocity compounded turbine Simple reaction turbine Pressure-velocity compounded turbine Pressure compounded turbine Velocity compounded turbine Simple reaction turbine Pressure-velocity compounded turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle __________ continuously from entrance to exit, it is called a convergent nozzle. Increases Decreases None of these Remain same Increases Decreases None of these Remain same ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the work-done on the blades per kg of steam to the total energy supplied per stage per kg of steam is called Blading efficiency Stage efficiency Mechanical efficiency Nozzle efficiency Blading efficiency Stage efficiency Mechanical efficiency Nozzle efficiency ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS