Steam Boilers, Engines, Nozzles and Turbines A nozzle is said to be a convergent nozzle When the cross-section of the nozzle decreases continuously from entrance to exit When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit None of these When the cross-section of the nozzle increases continuously from entrance to exit When the cross-section of the nozzle decreases continuously from entrance to exit When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit None of these When the cross-section of the nozzle increases continuously from entrance to exit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure compounded impulse turbine as compared to velocity compounded turbine require __________ number of stages. Less More None of these Same Less More None of these Same ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tube of Cornish boiler compared to its shell is One fourth One half One fifth One third One fourth One half One fifth One third ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an impulse turbine The steam is expanded both in fixed and moving blades continuously The steam is expanded in nozzles only and there is a pressure drop and heat drop The pressure and temperature of steam remains constant The steam is expanded in moving blades only The steam is expanded both in fixed and moving blades continuously The steam is expanded in nozzles only and there is a pressure drop and heat drop The pressure and temperature of steam remains constant The steam is expanded in moving blades only ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is a water tube boiler? Babcock and Wilcox boiler Lancashire boiler Locomotive boiler Cochran boiler Babcock and Wilcox boiler Lancashire boiler Locomotive boiler Cochran boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Ultimate analysis of fuel is determination of percentage of Fixed carbon, ash, volatile matter, moisture Higher calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Lower calorific value Fixed carbon, ash, volatile matter, moisture Higher calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Lower calorific value ANSWER DOWNLOAD EXAMIANS APP
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