Steam Boilers, Engines, Nozzles and Turbines A nozzle is said to be a convergent nozzle When the cross-section of the nozzle increases continuously from entrance to exit When the cross-section of the nozzle decreases continuously from entrance to exit When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit None of these When the cross-section of the nozzle increases continuously from entrance to exit When the cross-section of the nozzle decreases continuously from entrance to exit When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Coke is produced by Heating wood in a limited supply of air at temperatures below 300°C Enriching carbon in the coal Pulverizing coal in inert atmosphere Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel Heating wood in a limited supply of air at temperatures below 300°C Enriching carbon in the coal Pulverizing coal in inert atmosphere Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The best suited coal for chain or traveling grate stoker boiler is High sulphur coal Coking coal Non-coking or free burning coal Pulverized coal High sulphur coal Coking coal Non-coking or free burning coal Pulverized coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which type of boiler can meet rapid changes of load? Horizontal fire tube type Horizontal water tube type Vertical fire tube type Forced circulation type Horizontal fire tube type Horizontal water tube type Vertical fire tube type Forced circulation type ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water and sediment in fuel oil can be removed by Cooling the oil in the settling tanks Burning the oil Heating the oil in the settling tanks Suspension Cooling the oil in the settling tanks Burning the oil Heating the oil in the settling tanks Suspension ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Parson's turbine is a Simple impulse turbine Impulse-reaction turbine Simple reaction turbine None of these Simple impulse turbine Impulse-reaction turbine Simple reaction turbine None of these ANSWER DOWNLOAD EXAMIANS APP
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