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Blk 1 Final 2
Study Questions
Question | Answer |
---|---|
Movement around the longitudinal axis is called | Roll |
Purpose of the Trim Tabs | Create an aerodynamic force that keeps the flight control in a deflected position |
Air flowing at subsonic speeds is said to be a ________ fluid. | incompressable |
What rotor system are the blades not hinged for movement up/down or fore/aft | rigid |
The monocoque fuselage relies largely on the strength of the _______ to carry the primary loads. | Skin |
What are the six simple machines used in reference to Physics | lever,pulley,wheel and axle,incline plane,screw, and the gear |
Energy at rest or stored is know as ________ energy | potential |
1 horsepower equals how many foot pounds of work per minute | 33000 |
The speed of sound varies according to what | density and temperature of the atmosphere |
What is not stress but the result of stress | strain |
FAA document gives the leveling means for weight and balance of an aircraft | TCDS |
When an aircraft is being weighed it should be located in | a closed hanger |
When adding equipment to an aircraft, what determines if the value is + or - | location of the equipment in reference to the datum |
Determining the empty weight of an aircraft certified since 1978 the oil in the tank is | part of the empty weight |
Improper loading of a helicopter which results in exceeding fore or aft CG is hazardous due to | reduction or loss of effective cyclic pitch control |
Sound is measured in ______ | Decibels |
In the throat of a venturi, the velocity of the fluid will be __________ and the pressure will be _______ | increased, reduced |
Mass is a measure of what in an object | quantity of matter |
-6[-9(-8+4)- 2(7+3)]= | -96 |
Physicists recognize two basic principles in machines. What are the two machines | lever and inclined plane |
Heat is a form of energy that is produce by what | the conversion of one of the other forms of energy |
The measurement of the pull of gravity acting on the mass of an object is called ________ | Weight |
2/4 (30 + 34)5= | 160 |
What is the formula for Work | FxD Force x Distance |
Most common type of airframe Construction | semimonocoque |