Steam Boilers, Engines, Nozzles and Turbines The diameter of Cornish boiler is of the order of 2.53.5 m 1.52.5 m 23 m 12 m 2.53.5 m 1.52.5 m 23 m 12 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the volume at cut-off to the swept volume is called Expansion ratio Clearance ratio None of these Cut-off ratio Expansion ratio Clearance ratio None of these Cut-off ratio ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gradually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of High calorific value coal being burnt Raising of steam temperature Higher effectiveness of boiler Fouling of heat transfer surfaces High calorific value coal being burnt Raising of steam temperature Higher effectiveness of boiler Fouling of heat transfer surfaces ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An ideal regenerative cycle is More than Carnot cycle Could be anything Less than Carnot cycle Equal to Carnot cycle More than Carnot cycle Could be anything Less than Carnot cycle Equal to Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The heat loss in a boiler takes place in the form of Heat carried away by flue gases Heat carried away by ash All of these Moisture present in fuel and steam formed by combustion of hydrogen in fuel Heat carried away by flue gases Heat carried away by ash All of these Moisture present in fuel and steam formed by combustion of hydrogen in fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Ultimate analysis of fuel is determination of percentage of 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 Fixed carbon, ash, volatile matter, moisture ANSWER DOWNLOAD EXAMIANS APP
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