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Question 11-1 : On a multi rotor drone the inertial measurement unit imu is particularly vulnerable to ? [ Correction operation ]

Vibrations

Question 11-2 : What is the disadvantage of lithium batteries ?

They present a risk of bursting in the event of overload.

exemple 15: They present a risk of bursting in the event of overload
They do not work for long. they are expensive. they are heavy in relation to the power supplied.

Question 11-3 : An autopilot system operates on the principle of ?

For every action there is an equal and opposite reaction.

Question 11-4 : A battery that has been damaged while being transported or in a crash ?

Should be carefully discharged and disposed of as soon as possible.

exemple 23: Should be carefully discharged and disposed of as soon as possible
Can be repaired and used again. can only be used one more time. should not be used for 24 hours then inspected prior its next use.

Question 11-5 : Inertial measurement unit imu in an inertial measurement unit imu accelerations are measured in relation to the ?

Aircraft axis pitch roll and yaw axis .

exemple 27: Aircraft axis pitch roll and yaw axis
Direction of the true north. earth's trihedron (x, y, z). absolute space axis (x, y, z).

Question 11-6 : Inertial measurement unit imu accelerometers measure ?

Linear accelerations.

exemple 31: Linear accelerations
Angular accelerations. vertical accelerations. rate of angular accelerations.

Question 11-7 : Inertial measurement unit imu an inertial measurement unit imu includes ?

Accelerometers and gyroscopes.

exemple 35: Accelerometers and gyroscopes
Accelerometers only. gyroscopes only. always a magnetic compass.

Question 11-8 : Above what altitude must all crew members use supplemental oxygen when operating a small remotely piloted aircraft ?

There is no requirement to use oxygen when operating an rpa.

exemple 39: There is no requirement to use oxygen when operating an rpa
30,000 feet above sea level. 10,000 feet above sea level. 5,000 feet above sea level.

Question 11-9 : After taking medication for sleep disorders andor nervousness a drone pilot intending to perform a flight must pay attention ?

To the effect they have on reaction time and on the faculties of perception.

exemple 43: To the effect they have on reaction time and on the faculties of perception
To wait 12h after the absorption before flight. the fact that there is no difference between the quality of sleep obtained under the influence of these drugs and that of normal sleep in the absence of medication. to the effect they have on hearing.

Question 11-10 : During an aerial photography work airborne imagery your customer wants additional unprepared views your decision is ?

I finish the first flight as planned i land and will plan the new flight.

exemple 47: I finish the first flight as planned i land and will plan the new flight
I ask the customer for his help in order to perform the requested views. i switch on the gps function to safely perform this new task. i switch to the hovering mode in order to implant the requested new points in the guidance system.

Question 11-11 : During winter the 'empty field myopia' empty sky myopia is a phenomenon which is emphasized by ?

The sun in front of the pilot causes the details and the relief of the visual field to be lost.

exemple 51: The sun in front of the pilot causes the details and the relief of the visual field to be lost
The sun behind the pilot causes the details and the relief of the visual field to be lost. the mountains that hide the view. large wooded areas that block the view in the distance.

Question 11-12 : No pilot shall operate a drone ?

If he is not fit to perform this function.

exemple 55: If he is not fit to perform this function
Unless he ate well and was well hydrated. if he does not have a first aid kit nearby. without having a fire extinguisher nearby.

Question 11-13 : How many phases does sleep involve including paradoxical sleep ?

5.

Question 11-14 : How long after a scuba diving who require decompression stops on the way to the surface is it safe to operate a drone ?

2 h.

Question 11-15 : With respect to accumulated fatigue ?

Even when performing an easy flight with your drone it can reach an unacceptable level.




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