Steam and Gas Turbines Practice Test 3

1. When airfoil shape moves through fluid it produces __________

2. Convergent divergent nozzles used in rocket engines have _________ area ratio.

3. When divergent section is added _________

4. ______________ is commonly called as carry over velocity.

5. Unit of flow resistance is _________

6. If mach number is less than one then its flow is ______________

7. Pressure loss occurs in nozzle due to __________

8. Over expansion occurs when exit area of nozzle is _________ than primary nozzle.

9. Corrosion and Erosion takes place if dryness factor of steam is __________ in last stage.

10. Convergent nozzles are used in jet engines upto nozzle pressure ratio of _______