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Ram Avtar Sharma • 4.50K Points
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Q. A jet of water is striking at the centre of a curved vane moving with a uniform velocity in the direction of jet. For the maximum efficiency, the vane velocity is ......... of the jet velocity ?

  • (A) one-half
  • (B) one-third
  • (C) two-third
  • (D) three-fourth
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