Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is (1 + cos²α)/2 cos²α 2 cos²α/(1 + cos²α) 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α (1 + cos²α)/2 cos²α 2 cos²α/(1 + cos²α) 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The velocity of whirl at outlet for an axial discharge turbine is Maximum None of these Minimum Zero Maximum None of these Minimum Zero ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The action of steam in a steam turbine is Neither static nor dynamic Static and dynamic Dynamic Static Neither static nor dynamic Static and dynamic Dynamic Static ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of bleeding is that Boiler is supplied with hot water It increases the thermodynamic efficiency of the turbine All of these It decreases the power developed by the turbine Boiler is supplied with hot water It increases the thermodynamic efficiency of the turbine All of these It decreases the power developed by the turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of brake power to the indicated power is known as Indicated thermal efficiency Brake thermal efficiency Overall efficiency Mechanical efficiency Indicated thermal efficiency Brake thermal efficiency Overall efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The variation of steam pressure in the nozzle depends upon Dryness fraction of steam Velocity of steam All of these Specific volume of steam Dryness fraction of steam Velocity of steam All of these Specific volume of steam ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS