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(Refer to FAA-CT-8080-2H, Figure 38.) Determine the approximate landing ground roll distance. Pressure altitude: 5,000 ft Headwind: Calm Temperature: 101°F

FAA Figure 38Airplane landing distance tableFAA-CT-8080-2H · Sport, Recreational, Private & Remote Pilot supplement
How to read it: Read the row for the pressure altitude and temperature, then apply the notes: subtract 10 % per 4 knots of headwind, add 10 % per 60 °F above standard, and 20 % more for a dry grass runway.
A

445 feet.

B

545 feet.✓ Correct Answer

C

495 feet.

Explanation

The 5,000-foot column of Figure 38 is based on 41 degrees F, which is the standard temperature at that altitude, and shows a 495-foot ground roll. Note 2 adds 10% for each 60 degrees F above standard. The given 101 degrees F is 60 degrees F above standard, so 495 x 1.10 = 544.5, about 545 feet. The calm wind means no headwind reduction. 445 feet is the sea-level value, and 495 feet leaves out the temperature correction.

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