Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine, when steam flows through the moving blades, Pressure decreases while velocity increases Pressure and velocity both decreases Pressure increases while velocity decreases Pressure and velocity both increases Pressure decreases while velocity increases Pressure and velocity both decreases Pressure increases while velocity decreases Pressure and velocity both increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be Equal to the height of chimney One-half the height of chimney Two times the height of chimney Four times the height of chimney Equal to the height of chimney One-half the height of chimney Two times the height of chimney Four times the height of chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of Cornish boiler varies from 1 to 2 m 2 to 3 m 1.25 to 2.5 m 0.5 to 1 m 1 to 2 m 2 to 3 m 1.25 to 2.5 m 0.5 to 1 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The proximate analysis of fuel lists Various chemical constituents, carbon, hydrogen, oxygen etc, plus ash as percents by volume Various chemical constituents, carbon, hydrogen, oxygen, etc, plus ash as percents by weight Fuel constituents as percents by weight of moisture, volatile, fixed carbon and ash Fuel constituents as percents by volume of moisture, volatile, fixed carbon and ash Various chemical constituents, carbon, hydrogen, oxygen etc, plus ash as percents by volume Various chemical constituents, carbon, hydrogen, oxygen, etc, plus ash as percents by weight Fuel constituents as percents by weight of moisture, volatile, fixed carbon and ash Fuel constituents as percents by volume of moisture, volatile, fixed carbon and ash ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An air preheater is installed Before the economiser Between the economiser and chimney None of these Before the superheater Before the economiser Between the economiser and chimney None of these Before the superheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The aim of a compound steam engine is To reduce the temperature range in each cylinder To reduce the ratio of expansion in each cylinder To reduce the length of stroke All of these To reduce the temperature range in each cylinder To reduce the ratio of expansion in each cylinder To reduce the length of stroke All of these ANSWER DOWNLOAD EXAMIANS APP
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