Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for a compound steam engine? The forces in the working parts are increased as the forces are distributed over more parts The ratio of expansion is reduced, thus reducing the length of stroke The temperature range per cylinder is increased, with corresponding increase in condensation The cost of the engine, for the same power and economy, is more than that of a simple steam engine The forces in the working parts are increased as the forces are distributed over more parts The ratio of expansion is reduced, thus reducing the length of stroke The temperature range per cylinder is increased, with corresponding increase in condensation The cost of the engine, for the same power and economy, is more than that of a simple steam engine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of tubes for natural circulation boiler as compared to controlled circulation boilers is Less Could be more or less depending on other factors More Same Less Could be more or less depending on other factors More Same ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the direction of the blade motion. 270° 60° 180° 90° 270° 60° 180° 90° ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Cochran boiler usually have _________ diameter. 92.5 mm 6.25 mm 72.5 mm 62.5 mm 92.5 mm 6.25 mm 72.5 mm 62.5 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle increases continuously from entrance to exit, it is called a None of these Convergent-divergent nozzle Convergent nozzle Divergent nozzle None of these Convergent-divergent nozzle Convergent nozzle Divergent nozzle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For combustion of a fuel, following is essential Correct fuel air ratio Proper ignition temperature O₂ to support combustion All the three above Correct fuel air ratio Proper ignition temperature O₂ to support combustion All the three above ANSWER DOWNLOAD EXAMIANS APP
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