Steam Boilers, Engines, Nozzles and Turbines The ratio of the workdone on the blades to the energy supplied to the blades, is called Gross or stage efficiency Nozzle efficiency Blading efficiency Mechanical efficiency Gross or stage efficiency Nozzle efficiency Blading efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Cochran boiler are Inclined None of these Horizontal Vertical Inclined None of these Horizontal Vertical ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the inlet pressure of steam is equal to the exit pressure, then There is no pressure drop and fluid does not flow through the nozzle Fluid flows through the nozzle There is a pressure drop in the nozzle Pressure drops and fluid flows through the nozzle There is no pressure drop and fluid does not flow through the nozzle Fluid flows through the nozzle There is a pressure drop in the nozzle Pressure drops and fluid flows through the nozzle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Cut-off governing of steam engines is a method of controlling the engine output by varying Volume of intake steam Temperature of intake steam Pressure of intake steam All of these Volume of intake steam Temperature of intake steam Pressure of intake steam All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes over the blades. 20 to 30% 30 to 40% 10 to 15% 15 to 20% 20 to 30% 30 to 40% 10 to 15% 15 to 20% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler? Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS