A. remains same
B. increases
C. decreases
D. behaves unpredictably
E. none of the above
The latent heat of steam with increase of pressure__________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. 0.1 kg/cm2
B. 1 kg/cm2
C. 100 kg/cm2
D. 225.6 kg/cm2
E. it is never possible
At which pressure the properties of water and steam become identical_________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. remains constant
B. increases
C. decreases
D. behaves unpredictably
E. none of the above
While steam expands in turbines, theoretically the entropy________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. essentially an isentropic process
B. non-heat transfer process
C. reversible process
D. constant temperature process
E. constant enthalpy process
Adiabatic process is________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. latent heat is zero
B. liquid directly becomes steam
C. specific volume of steam and liquid is same
D. this is the maximum pressure limit
E. all properties of liquid and steam are same
Pick up the wrong statement about critical condition of steam___________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. 421 kgm
B. 421 kgm
C. 539 kgm
D. 102 kgm
E. 75 kgm
A. evaporative capacity
B. factor of evaporation
C. equivalent evaporation
D. one boiler h.p.
E. boiler efficiency
A. heat transfer takes place across cylinder walls
B. work is done
C. steam may be wet, dry or superheated after expansion
D. all of the above
E. none of the above
During polytropic process_________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. horizontal fire-tube boiler
B. horizontal water-tube boiler
C. veritcal water-tube boiler
D. vertical fire tube boiler
E. forced circulating boiler
Cochran boiler is a__________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. gravimetric analysis of the flue gases
B. volumetric analysis of the flue gases
C. mass flow of the flue gases
D. measuring smoke density of flue gases
E. none of the above
Orsat meter is used for__________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers