1. 1.03 kg/cm2
2. 1.06 kg/cm2
3. 1.00 kg/cm2
4. 0.53 kg/cm2
1.00 kg/cm2
1. increases
2. decreases
3. remains constant
4. first decreases and then increases
remains constant
1. large discharge at high pressure
2. low discharge at high pressure
3. large discharge at low pressure
4. low discharge at low pressure
large discharge at low pressure
1. increase
2. decrease
3. remain same
4. may increase/decrease depending on clearance volume
decrease
1. air stream blocking the passage
2. motion of air at sonic velocity
3. unsteady periodic and reversed flow
4. air stream not able to follow the blade contour
air stream not able to follow the blade contour
1. centrifugal compressors deliver practically constant pressure over a considerable range of capacities
2. Axial flow compressors have a substantially constant delivery at variable pressures
3. centrifugal compressors have a wider stable operating range than axial flow compressors
4. axial flow compressors are bigger in diameter compared to centrifugal type
axial flow compressors are bigger in diameter compared to centrifugal type
1. network output and heat supplied network output and work done by turbine
2. actual heat drop and isentropic heat drop
3. network output and isentropic heat drop
4. isentropic increase/drop in temperature and actual increase/ drop in temperature
actual heat drop and isentropic heat drop
1. Brayton or Atkinson cycle
2. Carnot cycle
3. Rankine cycle
4. Erricsson cycle
Brayton or Atkinson cycle
1. pressure ratio
2. maximum cycle temperature
3. minimum cycle temperature
4. all of the above
all of the above
1. low
2. high
3. same
4. low/high depending on make and type
low