Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is (1 + sin²α)/2 sin²α (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) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat equivalent to brake power to the energy supplied in steam is known as Mechanical efficiency Brake thermal efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency Brake thermal efficiency Indicated thermal efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Green coal, in order to be burnt, must be Heated to its ignition point Burnt as powder Heated sufficiently Burnt in excess air Heated to its ignition point Burnt as powder Heated sufficiently Burnt in excess air ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The indicated thermal efficiency is defined as the Ratio of heat equivalent to indicated power to the energy supplied in steam Product of thermal efficiency and Rankine efficiency Ratio of thermal efficiency to the Rankine efficiency Ratio of brake power to the indicated power Ratio of heat equivalent to indicated power to the energy supplied in steam Product of thermal efficiency and Rankine efficiency Ratio of thermal efficiency to the Rankine efficiency Ratio of brake power to the indicated power ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The shell diameter and length of locomotive boiler are 1.5 m, 4 m 1.5 m, 6 m 1 m, 4 m 2 m, 4 m 1.5 m, 4 m 1.5 m, 6 m 1 m, 4 m 2 m, 4 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water tube boilers are Internally fired Externally fired Internally as well as externally fired None of these Internally fired Externally fired Internally as well as externally fired None of these ANSWER DOWNLOAD EXAMIANS APP
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