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MMLU-Pro / 12190 / Air at 75°F and 14.6psiaflows through a rectangular duct of 1 × 2 ft…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

Air at 75°F and 14.6psiaflows through a rectangular duct of 1 × 2 ft cross-section. If the flow rate is 4800cfm, determine the pressure drop per 100 ft of flow. For duct K_s = 0.00015 ft.

category

engineering

options

  1. 2.65 psf
  2. 2.15 psf
  3. 1.75 psf
  4. 2.35 psf
  5. 3.00 psf
  6. 1.95 psf
  7. 1.80 psf
  8. 2.50 psf
  9. 2.20 psf
  10. 2.07 psf

src

stemez-TransportPhenomena

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Source and history

Official source

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