Steam Boilers, Engines, Nozzles and Turbines A valve installed between the boiler and the feed pump is Feed check valve Steam stop valve Blow off cock None of these Feed check valve Steam stop valve Blow off cock None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be Two times the height of chimney Equal to the height of chimney Four times the height of chimney One-half the height of chimney Two times the height of chimney Equal to the height of chimney Four times the height of chimney One-half the height of chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for steam turbines as compared to reciprocating steam engines? All of these The efficiency of steam turbine is higher The steam consumption is less A steam turbine develops higher speeds All of these The efficiency of steam turbine is higher The steam consumption is less A steam turbine develops higher speeds ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Presence of moisture in fuel oil would Because sputtering, possibly extinguishing flame Clean the nozzles Aid in proper combustion Keep the burner tips cool Because sputtering, possibly extinguishing flame Clean the nozzles Aid in proper combustion Keep the burner tips cool ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to reduce the rotor speed of an impulse turbine, the method employed is Pressure-velocity compounding Pressure compounding Velocity compounding All of these Pressure-velocity compounding Pressure compounding Velocity compounding All of these 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) p₁. p₂ p₁ + p₂ p₂/p₁ p₁/p₂ p₁. p₂ p₁ + p₂ p₂/p₁ p₁/p₂ ANSWER DOWNLOAD EXAMIANS APP
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