ANSWERS 100% PASS
Aircraft movement about the longitudinal axis caused by the ailerons is best described
as movement caused by __________ . - ✔✔Torque= radius x force
The amount of yawing moment that the rudder can generate is affected by which two
factors? - ✔✔aerodynamic force/ distance from C.G to rudder
A 100lb. weight is dropped from a height of 20ft. What is the Ep before it is dropped? -
✔✔2,000ft/lbs
What is the Kinetic energy of this weight at the moment of impact? - ✔✔2,000 ft/lbs
Which of the following best describes Work? - ✔✔a force is applied to an object that
does move
At what height is experienced half the weight of the atmosphere? - ✔✔18,000 feet
weight is a - ✔✔force
According to Bernoulli, in a venturi, increase in speed (dynamic pressure) equals... -
✔✔lower static pressure
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, Magnus Effect describes... - ✔✔why a ping pong ball curves with a spin
Fowler Flaps increase a wing's - ✔✔camber and surface area
The earth's atmosphere contains a near constant amount of nitrogen, oxygen, and other
gases, but increases in density with an increase in altitude. - ✔✔false
What two things in the lift equation can you control directly to affect lift while
maneuvering the aircraft? - ✔✔velocity and coefficient of lift
2 quantities that characterize a force - ✔✔1. strength or magnitude of the force
2. direction of the pushing or pulling
newtons first law - ✔✔an object at rest stays at least an an object in motion stays in
motion
newtons third law - ✔✔for every action there is an equal and opposite reaction
define power - ✔✔measure of how quickly work is done (horsepower unit)
potential energy - ✔✔stored energy in an object or system
kinetic energy - ✔✔"the energy of motion"
What is density altitude? - ✔✔vertical distance above sea level in the standard
atmosphere at which a given density can be found
- pressure altitude corrected for non standard temperature.
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