Steam Boilers, Engines, Nozzles and Turbines Parson's turbine is a Simple impulse turbine None of these Simple reaction turbine Impulse-reaction turbine Simple impulse turbine None of these Simple reaction turbine Impulse-reaction turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine is _________ the piston speed of single acting steam engine. Equal to Four times Three times Twice Equal to Four times Three times Twice ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The best suited coal for chain or traveling grate stoker boiler is High sulphur coal Pulverized coal Coking coal Non-coking or free burning coal High sulphur coal Pulverized coal Coking coal Non-coking or free burning coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for a compound steam engine? The cost of the engine, for the same power and economy, is more than that of a simple steam engine The ratio of expansion is reduced, thus reducing the length of stroke 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 cost of the engine, for the same power and economy, is more than that of a simple steam engine The ratio of expansion is reduced, thus reducing the length of stroke 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure velocity compounded impulse turbine allows a bigger pressure drop and hence __________ numbers of stages are required. Equal Less None of the listed here More Equal Less None of the listed here More ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The flow of steam is supersonic At the throat of the nozzle In the convergent portion of the nozzle In the divergent portion of the nozzle At the entrance to the nozzle At the throat of the nozzle In the convergent portion of the nozzle In the divergent portion of the nozzle At the entrance to the nozzle ANSWER DOWNLOAD EXAMIANS APP
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