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 1.05 6.65 10.05 2.86 1.05 6.65 10.05 2.86 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The difference between Cornish boiler and Lancashire boiler is that Former is water tube type and latter is fire tube type Former is fire tube type and latter is water tube type boiler Former contains one fire tube and latter contains two fire tubes None of the listed here Former is water tube type and latter is fire tube type Former is fire tube type and latter is water tube type boiler Former contains one fire tube and latter contains two fire tubes None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the ash-pit under the fire grate of the furnace is called Chimney draught Induced steam jet draught Forced steam jet draught None of these Chimney draught Induced steam jet draught Forced steam jet draught None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the actual vacuum to the ideal vacuum in a condenser is called Vacuum efficiency Boiler efficiency Nozzle efficiency Condenser efficiency Vacuum efficiency Boiler efficiency Nozzle efficiency Condenser efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser _________ the steam raising capacity of a boiler. Decreases Increases None of these Has no effect on Decreases Increases None of these Has no effect on ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades of a turbine. The degree of reaction will be 0.67 0.56 0.4 1.67 0.67 0.56 0.4 1.67 ANSWER DOWNLOAD EXAMIANS APP
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