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Q: The ratio of the volume of water actually striking the runner to the volume of water supplied by the jet to the turbine is known as.
  • A. Overall efficiency /सम्पूर्ण दक्षता
  • B. Hydraulic efficiency /द्रवीय दक्षता
  • C. Mechanical efficiency /यांत्रिक दक्षता
  • D. Volumetric efficiency /आयतनिक दक्षता
Correct Answer: Option D -
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Explanations:

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