Puzzle

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Across
  1. 2. used for liquid
  2. 3. decreasing compressorwork
  3. 6. used in aircraft
  4. 7. due to surging
  5. 8. increasing kinetic energy
  6. 9. prefer close to unity
  7. 10. right angle
  8. 11. work absorbing device
  9. 12. do not have aerofoil blades
  10. 14. entropy
Down
  1. 1. attack is larger than design angle
  2. 4. entropy constant
  3. 5. product of radius& Vw is constant
  4. 9. velocity is zero
  5. 13. blade speed