Steam Boilers, Engines, Nozzles and Turbines Cut-off ratio is the ratio of Clearance volume to the volume at cut-off Volume at cut-off to the clearance volume Volume at cut-off to the swept volume Swept volume to the volume at cut-off Clearance volume to the volume at cut-off Volume at cut-off to the clearance volume Volume at cut-off to the swept volume Swept volume to the volume at cut-off ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be 79 m/s 188 m/s 450 m/s 900 m/s 79 m/s 188 m/s 450 m/s 900 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of Cornish boiler varies from 5 to 7.5 m 3 to 5 m 7 to 9 m 2 to 4.5 m 5 to 7.5 m 3 to 5 m 7 to 9 m 2 to 4.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The performance of a boiler is measured by the Amount of water evaporated per hour Steam produced in kg/h All of the listed here Steam produced in kg/kg of fuel burnt Amount of water evaporated per hour Steam produced in kg/h All of the listed here Steam produced in kg/kg of fuel burnt ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The safety valve on boiler drum compared to safety valve on superheater is set at Lower value Same value Lower/higher depending on steam flow Higher value Lower value Same value Lower/higher depending on steam flow Higher value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure boiler is one, which produces steam at a pressure more than 7580 kg/cm² 10 kg/cm² Atmospheric pressure 5 kg/cm² 7580 kg/cm² 10 kg/cm² Atmospheric pressure 5 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
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