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 temperature range per cylinder is increased, with corresponding increase in condensation The ratio of expansion is reduced, thus reducing the length of stroke 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 temperature range per cylinder is increased, with corresponding increase in condensation The ratio of expansion is reduced, thus reducing the length of stroke 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 aim of a compound steam engine is To reduce the ratio of expansion in each cylinder To reduce the temperature range in each cylinder To reduce the length of stroke All of these To reduce the ratio of expansion in each cylinder To reduce the temperature range in each cylinder To reduce the length of stroke All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not correct statement about pulverized fuel firing? High burning rate is possible It is the best technique for burning high ash content fuel having low fusion ash Heat release can be easily controlled Fuel burns economically High burning rate is possible It is the best technique for burning high ash content fuel having low fusion ash Heat release can be easily controlled Fuel burns economically ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines By compounding the expansion of steam in two or more cylinders, the ratio of expansion Increases Decreases None of these Does not change Increases Decreases None of these Does not change ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a 50% reaction turbine stage, tangential component of absolute velocity at rotor inlet is 537 m/s and the blade velocity is 454 m/s. The power output in kW of steam will be 302 kW 260 kW 282 kW 296 kW 302 kW 260 kW 282 kW 296 kW ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The increase in pressure Raises the boiling point of a liquid Lowers the boiling point of a liquid Does not affects the boiling point of a liquid Reduces its volume Raises the boiling point of a liquid Lowers the boiling point of a liquid Does not affects the boiling point of a liquid Reduces its volume ANSWER DOWNLOAD EXAMIANS APP
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