Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called Forced steam jet draught None of these Chimney draught Induced steam jet draught Forced steam jet draught None of these Chimney draught Induced steam jet draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A wet vapor can be completely specified by Temperature only Pressure and dryness fraction Pressure only Dryness fraction only Temperature only Pressure and dryness fraction Pressure only Dryness fraction only ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Feed water conditioning in thermal power plants in done to Increase efficiency of thermal power plant Reduce hardness and for removal of solids Increase steam parameters Increase heat transfer rate Increase efficiency of thermal power plant Reduce hardness and for removal of solids Increase steam parameters Increase heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Steam exhaust from high pressure turbine is reheated in Superheater tubes A separate coil located in convection path Economizer Boiler drums Superheater tubes A separate coil located in convection path Economizer Boiler drums 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 = V² cosα 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A safety valve usually employed with stationary boilers is Dead weight safety valve All of the listed here High steam and low water safety valve Lever safety valve Dead weight safety valve All of the listed here High steam and low water safety valve Lever safety valve ANSWER DOWNLOAD EXAMIANS APP
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