TFS · Practice Exam 2 · Problem 45
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TFS · Practice Exam 2 · Problem 45
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- Problem: A 90% efficient pump normally delivers 50GPM of 50 degree chilled water at a head of 20 feet of water with a rotational speed of 900 rpm.
- Approach: Assume the pump is oversized and has sufficient capacity and reserve to deliver the additional flow.
- Key values: 90 %, 10 %, 33 %
- Reference: reference handbook
- ✅ Answer: C
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