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MMLU-Pro / 11673 / An aircraft is flying in level flight at a speed of 250 km/hr throughair at…

Problem

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question

An aircraft is flying in level flight at a speed of 250 km/hr throughair at standard conditions. The lift coefficient at this speedis 0.4 and the drag coefficient is 0.0065. The mass of theaircraft is 850 kg. Calculate the effective lift area for the craft.

category

engineering

options

  1. 7.10m2
  2. 7.03m2
  3. 7.20 m²
  4. 6.80m2
  5. 8.00 m²
  6. 5.50 m²
  7. 6.30 m²
  8. 6.60 m²
  9. 6.95m2
  10. 7.50 m²

src

stemez-FluidMechanics

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