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 188 m/s 900 m/s 79 m/s 450 m/s 188 m/s 900 m/s 79 m/s 450 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a receiver type compound engine, the high pressure and low pressure cylinders Are set at 90° Have separate piston rods Are set in V-arrangement Have common piston rod Are set at 90° Have separate piston rods Are set in V-arrangement Have common piston rod ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The difference between Cornish boiler and Lancashire boiler is that None of the listed here Former is fire tube type and latter is water tube type boiler Former is water tube type and latter is fire tube type Former contains one fire tube and latter contains two fire tubes None of the listed here Former is fire tube type and latter is water tube type boiler Former is water tube type and latter is fire tube type Former contains one fire tube and latter contains two fire tubes ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Duplex feed pumps are used in small steam boilers. These operate on the principle of Reciprocating pump Axial flow pump Centrifugal pump Gear pump Reciprocating pump Axial flow pump Centrifugal pump Gear pump ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio is given by (where p₁ = Initial pressure of steam, and p₂ = Pressure of steam at throat or critical pressure) p₂/p₁ p₁/p₂ p₁ + p₂ p₁. p₂ p₂/p₁ p₁/p₂ p₁ + p₂ p₁. p₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially superheated steam is __________ as compared to initially dry saturated steam. Same More Less None of these Same More Less None of these ANSWER DOWNLOAD EXAMIANS APP
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