Steam Boilers, Engines, Nozzles and Turbines The ratio of total useful heat drop to the total isentropic heat drop, is called Internal efficiency Rankine efficiency Stage efficiency None of these Internal efficiency Rankine efficiency Stage efficiency None of these 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 None of these Forced steam jet draught Induced steam jet draught Chimney draught None of these Forced steam jet draught Induced steam jet draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boilers is best suited to meet fluctuating demands? Babcock and Wilcox Lancashire Cochran Locomotive Babcock and Wilcox Lancashire Cochran Locomotive 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 The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop Remains the same Decreases Is unpredictable Increases Remains the same Decreases Is unpredictable Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K) 176.5H/T1 T1 /176.5H T1 /88.25H 88.25H/T1 176.5H/T1 T1 /176.5H T1 /88.25H 88.25H/T1 ANSWER DOWNLOAD EXAMIANS APP
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