Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tubes in Cochran boiler is of the order of 2 cm 8 cm 6 cm 12 cm 2 cm 8 cm 6 cm 12 cm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for gases is 0.577 0.582 0.528 0.546 0.577 0.582 0.528 0.546 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Calorific value of coal is of the order of 800-1200 kcal/ kg 5000-8000 kcal/ kg 200-400 kcal/ kg 2000-4000 kcal/ kg 800-1200 kcal/ kg 5000-8000 kcal/ kg 200-400 kcal/ kg 2000-4000 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The artificial draught is produced by Both (A) and (B) Steam jet Centrifugal fan Chimney Both (A) and (B) Steam jet Centrifugal fan Chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The dry saturated steam at very high pressure (150200 kg/cm²) when throttled to atmosphere will become Remain dry saturated Wet Dry Superheated Remain dry saturated Wet Dry Superheated ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gusset stays in a boiler are provided to Prevent leakage of hot flue gases Support furnace freely from top Prevent the bulging of flat surfaces Avoid explosion in furnace Prevent leakage of hot flue gases Support furnace freely from top Prevent the bulging of flat surfaces Avoid explosion in furnace ANSWER DOWNLOAD EXAMIANS APP
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