Aircraft Fundamentals Flashcard

Front

The earth’s atmosphere is composed of which of the following gases?

Back

78% nitrogen and 21% oxygen

Front

At sea level, the air exerts a pressure of

Back

14.69 PSI

Front

Standard atmospheric pressure can support a column of mercury that is 29.92 inches tall.

Back

True

Front

Select the standard temperature for all aerodynamic computations: 15 degrees Celsius, 59 degrees Fahrenheit, All the above

Back

All the above

Front

The temperature at which the air reaches a state where it can hold no more water is?

Back

Dew Point

Front

During flight, there are four forces acting on an airplane: lift, weight (gravity), thrust, and drag.

Back

True

Front

Which of the following states Bernoulli’s principle?

Back

As the velocity of a fluid (air) increases, its internal pressure decreases

Front

The chord line of an aircraft airfoil is an imaginary straight line drawn through an airfoil from the leading edge to the trailing edge.

Back

True

Front

The three axes of an aircraft are?

Back

Longitudinal, vertical, and lateral

Front

As the altitude decreases, the air density:

Back

increases