Steam Boilers, Engines, Nozzles and Turbines In fire tube boilers The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place Water passes through the tubes which are surrounded by flames and hot gases None of these The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place Water passes through the tubes which are surrounded by flames and hot gases None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Calorific value of coal is of the order of 2000-4000 kcal/ kg 200-400 kcal/ kg 800-1200 kcal/ kg 5000-8000 kcal/ kg 2000-4000 kcal/ kg 200-400 kcal/ kg 800-1200 kcal/ kg 5000-8000 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes in a Lancashire boiler compared to its shell is Two-fifth One-half One-third Two-fourth Two-fifth One-half One-third Two-fourth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The radius of a dished head is taken approximately as One Half One fourth Two One Half One fourth Two ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum working pressure of 17 MN/m² 1.7 MN/m² 0.17 MN/m² 170 MN/m² 17 MN/m² 1.7 MN/m² 0.17 MN/m² 170 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Blading efficiency is also known as Stage efficiency Nozzle efficiency Diagram efficiency None of these Stage efficiency Nozzle efficiency Diagram efficiency None of these ANSWER DOWNLOAD EXAMIANS APP