Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine, when steam flows through the moving blades, Pressure and velocity both increases Pressure decreases while velocity increases Pressure increases while velocity decreases Pressure and velocity both decreases Pressure and velocity both increases Pressure decreases while velocity increases Pressure increases while velocity decreases Pressure and velocity both decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off of 0.35. The expansion ratio for this engine is nearly 6.65 2.86 1.05 10.05 6.65 2.86 1.05 10.05 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Incomplete combustion can be best judged by Measuring temperature of flue gases at exit of furnace Measuring carbon monoxide in flue gases Excess air in flue gases Smoky chimney exit Measuring temperature of flue gases at exit of furnace Measuring carbon monoxide in flue gases Excess air in flue gases Smoky chimney exit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The expansion of steam, as it flows over the blades in reaction turbine, represents Isentropic process Isothermal process Free expansion process Throttling process Isentropic process Isothermal process Free expansion process Throttling process ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The purpose of governing in steam turbines is to Reduce the effective heat drop Reheat the steam and improve its quality Maintain the speed of the turbine Completely balance against end thrust Reduce the effective heat drop Reheat the steam and improve its quality Maintain the speed of the turbine Completely balance against end thrust ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hygrometry deals with the Hygroscopic substances Water vapor in air Pressure of air Temperature of air Hygroscopic substances Water vapor in air Pressure of air Temperature of air ANSWER DOWNLOAD EXAMIANS APP
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