Intro to UAV Mid Term

Front

Increasing humidity _________.

Back

lowers air density

Front

An airplane said to be inherently stable will _________. Select all that apply.

Back

tend to return to its original attitude

Front

With respect to the certification of aircraft, which are categories of aircraft?

Back

Normal, utility, acrobatic

Front

The coefficient of lift is determined by the __________.

Back

airfoil shape and the angle of attack

Front

What effect does high density altitude, as compared to low density altitude, have on propeller efficiency and why?

Back

Efficiency is reduced because the propeller exerts less force at high density altitudes than at low density altitudes.

Front

A ________ is a type of UAS that most closely resembles a helicopter.

Back

Single-rotor UAS

Front

Which type of drone does not have the ability to hover?

Back

Fixed-wing drone

Front

What is the purpose of the rudder on an airplane?

Back

To control yaw

Front

What is an advantage of a variable-pitch propeller?

Back

Permits the pilot to set the propeller blade angle for the most efficient performance.

Front

During an approach to a stall, an increased load factor will cause the aircraft to _________.

Back

stall at a higher airspeed