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Question 74-1 : Multi rotor aircraft dynamics. for a remotely piloted aircraft system, multi rotor type, to generate a roll to the right ? [ Professional operation ]

Engines located on the right must be reduced.

exemple 74 Engines located on the right must be reduced.

Question 74-2 : Multi rotor aircraft dynamics. for a remotely piloted aircraft system, multi rotor type, to generate a roll to the left ?

Engines located on the left must be reduced.

exemple 78 Engines located on the left must be reduced.

Question 74-3 : Multi rotor aircraft dynamics. refer to annex, the multi rotor which will roll or bank to the right is. 54 ?

Multi rotor c.

exemple 82 Multi-rotor c.

Question 74-4 : Multi rotor aircraft dynamics. refer to annex, the multi rotor which will roll or bank to the left is. 54 ?

Multi rotor d.

exemple 86 Multi-rotor d.

Question 74-5 : Multi rotor aircraft dynamics. refer to annex, the multi rotor which will roll away from you is. 54 ?

Multi rotor a.

exemple 90 Multi-rotor a.

Question 74-6 : Multi rotor aircraft dynamics. refer to annex, the multi rotor which is moving toward you is. 54 ?

Multi rotor b.

exemple 94 Multi-rotor b.

Question 74-7 : Multi rotor aircraft dynamics. ground effect will enable a helicopter or a multi rotor to hover with less power primarily due to ?

A decrease in induced drag.

exemple 98 A decrease in induced drag.

Question 74-8 : Multi rotor aircraft dynamics. 'dynamic roll over' may be caused by ?

An excessive rolling movement developing about a skid or wheel in contact with a slope or uneven ground.

exemple 102 An excessive rolling movement developing about a skid or wheel in contact with a slope or uneven ground.

Question 74-9 : Multi rotor aircraft dynamics. the positioning and navigation system mainly uses 1 a satellite based positioning system 2 a magnetometer 3 a vertical speed indicator 4 gyroscopes the combination regrouping all the correct statements is ?

1 2.

exemple 106 1 - 2.

Question 74-10 : Multi rotor aircraft dynamics. to put in a forward motion a remotely piloted aircraft system, multi rotor type ?

Speed of rotation of the front rotors must be reduced.

exemple 110 Speed of rotation of the front rotors must be reduced.

Question 74-11 : Multi rotor aircraft dynamics. for a remotely piloted aircraft system, multi rotor type, in hover fly ?

All the engines must spin at the same speed.


Question 74-12 : Multi rotor aircraft dynamics. for a remotely piloted aircraft system, multi rotor type, flight stability is ?

Provided by reverting the direction rotation of the propellers.


Question 74-13 : Multi rotor aircraft dynamics. for a remotely piloted aircraft system, multi rotor type, during a hover flight, the airflow moves ?

Downward through the rotor disc, from the higher part to the lower part.


Question 74-14 : Regarding the effects of wake turbulence under a drone ?

Proximity of the ground makes wake turbulence often disastrous for a remotely piloted aircraft.


Question 74-15 : By following the wing on the upper surface, the relative airflow ?

Accelerates and creates a low pressure.



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