Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called Chimney draught Induced steam jet draught Forced steam jet draught None of these Chimney draught Induced steam jet draught Forced steam jet draught None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The stage efficiency (ηS) is given by (where ηB = Blading efficiency, and ηN = Nozzle efficiency) ηS = ηN / ηB ηS = ηB × ηN ηS = ηB / ηN None of the listed here ηS = ηN / ηB ηS = ηB × ηN ηS = ηB / ηN None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of cylindrical shell of the Lancashire boiler is of the order of 2 to 4 m 1.75 to 2.75 m 1 to 1.75 m 1 to 1.25 m 2 to 4 m 1.75 to 2.75 m 1 to 1.75 m 1 to 1.25 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Film boiling occurs at Very high pressures Atmospheric pressures Very low pressure Medium pressures Very high pressures Atmospheric pressures Very low pressure Medium pressures ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called Superheated steam Wet steam Cushion steam Saturated steam Superheated steam Wet steam Cushion steam Saturated steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler? Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler ANSWER DOWNLOAD EXAMIANS APP