Steam Boilers, Engines, Nozzles and Turbines Carbonization of coal is the process of Pulverizing coal in inert atmosphere Heating wood in a limited supply of air at temperatures below 300°C Binding the pulverized coal into briquettes Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel Pulverizing coal in inert atmosphere Heating wood in a limited supply of air at temperatures below 300°C Binding the pulverized coal into briquettes 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 Alkaline pyrogallate is used in Orsat's apparatus for absorption of O₂ CO₂ CO N₂ O₂ CO₂ CO N₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Steam turbines are used for All of these Electric power generation Large marine propulsion Direct drive of fans, compressors, pumps All of these Electric power generation Large marine propulsion Direct drive of fans, compressors, pumps ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of an impulse turbine is maximum when (where Vb = Blade speed, V = Absolute velocity of steam entering the blade, and α = Nozzle angle) Vb = V cosα Vb = 0.5 V² cosα Vb = 0.5 V cosα Vb = V² cosα Vb = V cosα Vb = 0.5 V² cosα Vb = 0.5 V cosα Vb = V² cosα ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle) tan²α cot²α sin²α cos²α tan²α cot²α sin²α cos²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A compound steam engine in which the high pressure and low pressure cylinders have common piston rod, is called Receiver type compound engine Tandem type compound engine None of these Woolf type compound engine Receiver type compound engine Tandem type compound engine None of these Woolf type compound engine ANSWER DOWNLOAD EXAMIANS APP
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