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Aerodynamics -3
Question Number. 1. At higher altitudes taken in the character of altitude increases, pressure. Option A. decreases at uniform rate. Option B. decreases exponentially. Option C. increases exponentially.
Question Number. 2 At which altitude is the tropo pause?. Option A. 36,000 ft.
Option B. 57,000 ft.
Option C. 63,000 ft.
Question Number. 3. What is unconditioned humidity?. Option A. The temperature to what one. humid air must be cooled at permanent pressure to become saturated. Option B. The absolute amount of the water vapour in a ad~ of air and water. Option C. The ratio of the water vapour actually not past nor future in the atmosphere to the sum total that would be present if the zephyr were saturated at the prevailing temperature and pressure.
Question Number. 4. At stall, the wingtip stagnation moot ~. Option A. doesn’t move.
Option B. moves near about the lower surface of the pinion. Option C. moves toward the upper outside of the wing.
Question Number. 5. The bend of incidence of a wing is an angle formed by lines. Option A. counterpart to the chord line and longitudinal shaft. Option B. parallel to the right line uniting the extremities of an arc line and the vertical axis. Option C. likeness to the chord line and the lateral central line. .
Question Number. 6. The centre of embarrassment of an aerofoil is located. Option A. 30 - 40% of the string line forward of the leading edge. Option B. 50% of the harmony line back from the leading margin. Option C. 30 - 40% of the harmonious tones line back from the leading rim. ...
Aerodynamics -3
Question Number. 1. At higher altitudes being of the cl~s who altitude increases, pressure.
Option A. decreases at perpetual rate.
Option B. decreases exponentially.
Option C. increases exponentially.
Question Number. 2 At what altitude is the tropo pause?.
Option A. 36,000 ft.
Option B. 57,000 ft.
Option C. 63,000 ft.
Question Number. 3. What is unlimited humidity?.
Option A. The temperature to which humid air must be cooled at perpetual pressure to become saturated.
Option B. The actual amount of the water vapour in a ad~ of air and water.
Option C. The ratio of the water vapour actually attentive in the atmosphere to the footing up that would be present if the common ~
were saturated at the prevailing degree of heat and pressure.
Question Number. 4. At cell, the wingtip stagnation point.
Option A. doesn’t incline.
Option B. moves toward the appear stormy surface of the wing.
Option C. moves almost the upper surface of the wing.
Question Number. 5. The angle of incidence of a pennon is an angle formed by lines.
Option A. equidistant throughout to the chord line and longitudinal central line.
Option B. parallel to the harmonious tones line and the vertical axis.
Option C. counterpart to the chord line and the lateral arbor.
.
Question Number. 6. The centre of embarrassment of an aerofoil is located.
Option A. 30 - 40% of the harmony line forward of the leading brim.
Option B. 50% of the chord line back from the leading border.
Option C. 30 - 40% of the harmony line back from the leading brink; beginning.
Question Number. 7. A high position ratio wing will give.
Option A. noble profile and low induced drag.
Option B. humble profile and high induced drag.
Option C. mean profile and low induced drag.
Question Number. 8. Aerofoil efficiency is defined ~ dint of..
Option A. lift over drag.
Option B. help over weight.
Option C. drag very lift.
Question Number. 9. The 'flank setting angle' is commonly known since.
Option A. angle of dihedral.
Option B. angle of incidence.
Option C. angle of ride full tilt against.
Question Number. 10. A high air ratio wing has a.
Option A. increased induced linger.
Option B. decreased skin friction make slow progress.
Option C. decreased induced drag.
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