Steam Boilers, Engines, Nozzles and Turbines Bomb calorimeter is used to determine Lower calorific value at constant volume Lower calorific value at constant pressure Higher calorific value at constant pressure Higher calorific value at constant volume Lower calorific value at constant volume Lower calorific value at constant pressure Higher calorific value at constant pressure Higher calorific value at constant volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure and low pressure cylinders in a Tandem type compound engine are regarded as having cranks 90° to each other 180° to each other None of these 0° to each other 90° to each other 180° to each other None of these 0° to each other 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 Is unpredictable Remains the same Increases Decreases Is unpredictable Remains the same Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for gases is 0.582 0.528 0.577 0.546 0.582 0.528 0.577 0.546 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio (p₂/p₁) is given by (p₂/p₁) = [(n + 1)/2] n - (1/n) (p₂/p₁) = [2/(n + 1)] n/(n-1) (p₂/p₁) = [(n - 1)/2] n + (1/n) (p₂/p₁) = [2/(n - 1)] n/(n + 1) (p₂/p₁) = [(n + 1)/2] n - (1/n) (p₂/p₁) = [2/(n + 1)] n/(n-1) (p₂/p₁) = [(n - 1)/2] n + (1/n) (p₂/p₁) = [2/(n - 1)] n/(n + 1) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The clearance in the engine cylinder Increases the workdone All of these Increases the mean effective pressure Decreases the efficiency of the engine Increases the workdone All of these Increases the mean effective pressure Decreases the efficiency of the engine ANSWER DOWNLOAD EXAMIANS APP