Puzzle

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Across
  1. 4. increasing turbine work
  2. 6. right angle
  3. 7. increasing kinetic energy
  4. 8. due to surging
  5. 10. work producing device
  6. 12. attack is larger than design angle
  7. 13. velocity is zero
  8. 14. net positive suction head
  9. 15. use for liquid
Down
  1. 1. steam turbine used
  2. 2. do not have aerofoil blades
  3. 3. increase efficiency
  4. 5. less than vapour pressure
  5. 9. piston used
  6. 11. entropy constant