Steam Boilers, Engines, Nozzles and Turbines Stage efficiency is also known as Nozzle efficiency Diagram efficiency Gross efficiency None of these Nozzle efficiency Diagram efficiency Gross efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The air pressure at the fuel bed is reduced below that of atmosphere by means of a fan placed at or near the bottom of the chimney to produce a draught. Such a draught is called Natural draught Balanced draught Induced draught Forced draught Natural draught Balanced draught Induced draught Forced draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Heating value of fuel used is as on fired basis. If it is reported for dry or moisture free fuel, then latter should be multiplied by the following factor to correct for as fired value 1 + moisture content (1 + moisture content) 1 – moisture content (1- moisture content) 1 + moisture content (1 + moisture content) 1 – moisture content (1- moisture content) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for gases is 0.546 0.528 0.577 0.582 0.546 0.528 0.577 0.582 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The actual power generated in the engine cylinder is called Indicated power None of these Frictional power Brake power Indicated power None of these Frictional power Brake power ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The compounding of turbines is done in order to Reduce speed of rotor Improve efficiency All of these Reduce exit losses Reduce speed of rotor Improve efficiency All of these Reduce exit losses ANSWER DOWNLOAD EXAMIANS APP