1. Suction lift + Loss of head in suction pipe due to friction + Delivery lift + Loss of head in delivery pipe due to friction + Velocity head in the delivery pipe
  2. Work-done per kN of water Losses within the impeller
  3. Energy per kN at outlet of impeller Energy per kN at inlet of impeller
  4. All of the above
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1 Answers

Answer: Option 4

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