1. Preheating the combustion air
2. Preheating the feed water
3. Preheating the input fuel
4. Raising the temperature of steam
Preheating the feed water
1. Thermal efficiency increases
2. Steam consumption decreases
3. Steam dryness after expansion increases
4. All of the above
All of the above
1. Equal to 1.0
2. Greater than 1.0
3. Less than 1.0
4. Independent of inlet conditionsIndependent of inlet conditions
Greater than 1.0
1. Reversibility at constant volume
2. Reversibility at constant temperature
3. Reversibility constant pressure and temperature
4. Reversibility at constant pressure
Reversibility at constant pressure
1. Divergent and convergent
2. Both divergent
3. Both convergent
4. Convergent and divergent respectively
Divergent and convergent
1. Maximum temperature of steam in Kelvin
2. Heat transfer rate in kJ/hr
3. Heat transfer area in metre2
4. Steam output in kg/hr
Steam output in kg/hr
1. Scavenging process
2. Deaeration process
3. Exhaust process
4. Condensation process
Deaeration process
1. The fuel combustion temperature in a steam generator is lower than
2. Of the corrosive nature of high temperature steam on super heater tubes
3. The materials used of the gas turbine blades are not suitable for the steam turbine blades.
4. Unlike the gas turbine blades the steam turbine blades cannot be cooled.
Unlike the gas turbine blades the steam turbine blades cannot be cooled.
1. 500 and 900
2. 900 and 500
3. 500 and 500
4. 900 and 900
500 and 900
1. 194.7
2. 243.4
3. 304.3
4. 378.5
304.3