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I have a question in my sample exam that is probably straighforward, but I was hoping someone could clarify: Q: A 6" pump operating at 1800 rpm discharges 1800 gpm of cold water (S.G. = 1) against an 80 foot head at 60% efficiency. A dynamically similar 8" pump operating at 1170 rpm is...

In the Architectural practice exam, there is a question I was hoping someone could help me with: "In general, which of the following is the LEAST efficient frame in limiting drift from lateral loads?" a. Moment resisting frame b. X-braced frame c. K-braced frame d. Shear wall Ans: A...