AE101 – BASIC THEORY Flashcards
Moment is
A) the result of mass × acceleration.
B) the force with which a mass is attracted toward the center of the earth.
C) created when a force is applied at some distance from an axis or fulcrum, producing rotation about that point.
D) a body’s capacity to do work.
C) created when a force is applied at some distance from an axis or fulcrum, producing rotation about that point.
Mass per unit of volume defines which of the following?
A) Power
B) Play
C) Work
D) Density
D) Density
Potential energy is
A) the ability of a body to do work due to its motion.
B) dependent on mass and velocity.
C) the ability of a body to do work due to its position or state of being.
D) a scalar measure of a body’s capacity to do work.
C) the ability of a body to do work due to its position or state of being.
The Law of Interaction states,
A) “An unbalanced force acting upon a body produces an acceleration in the direction of the force that is directly proportional to the force and inversely proportional to the mass of the body.”
B) “For every action there is an equal and opposite reaction.”
C) “A body at rest tends to stay at rest.”
D) “Two opposite forces cannot interact.”
B) “For every action there is an equal and opposite reaction.”
True airspeed will be _____ indicated airspeed at 10,000 feet altitude.
A) less than
B) equal to
C) greater than
D) Not enough information to determine.
C) greater than
The chord of an airfoil is defined as
A) the length of a wing.
B) an infinitely long line drawn through the leading and trailing edges of an airfoil.
C) a measure of the wing along the chordline, from the leading edge to the trailing edge.
D) the angle between the longitudinal axis and the horizon.
C) a measure of the wing along the chordline, from the leading edge to the trailing edge.
Air density is _____ at 10,000 feet compared to _____ feet.
A) lower; 5000
B) equal; 5000
C) lower; 20,000
D) equal; 20,000
A) lower; 5000
The altimeter setting for standard day where pressure altitude equals true altitude is ______ inHg.
A) 29.92
B) 92.29
C) 92.92
D) 1013.2
A) 29.92
The center of gravity is the point at which
A) lift is generated.
B) all weight is concentrated.
C) elevator authority is lost.
D) all aerodynamic forces are concentrated.
B) all weight is concentrated.
The ______ axis is where the aircraft nose moves left or right about the center of gravity.
A) roll
B) yaw
C) center
D) pitch
B) yaw
