1. Only when the vehicle moves at sonic velocity
2. When outlet gases approach zero absolute velocity
3. When the vehicle speed approaches the magnitude of the relative velocity of gases at nozzle exit
4. Only when the relative velocity at nozzle exit is at its maximum
When outlet gases approach zero absolute velocity
1. 2
2. 1
3. 0.2
4. 0.1
2
1. 48
2. 96
3. 302
4. 603
603
1. Specific humidity of the air increases
2. Specific humidity of the air decreases
3. Relative humidity of the air increases
4. Relative humidity of the air decreases
Relative humidity of the air decreases
1. 0.0083
2. 0.0101
3. 0.0191
4. 0.0232
0.0191
1. Is always positive
2. Is always negative
3. Is always zero
4. May have a value depending upon the dew point temperature
Is always zero
1. Is always positive
2. Is always negative
3. Is always zero
4. May have a value depending upon the dew point temperature
Is always zero
1. Cooling and dehumidification process
2. Cooling and humidification process
3. Adiabatic saturation process
4. Sensible cooling process
Cooling and dehumidification process
1. Neither relative humidity nor specific humidity changes
2. Specific humidity changes but not relative humidity
3. Both relative humidity and specific humidity change
4. None of the above
None of the above
1. 67%
2. 55%
3. 83%
4. 71%
71\%