Test 10 Questions ppl-h-en, no time limit

1 - The term "center of gravity" is defined as...
2 - What is the correct way of acknowledging the instruction "Squawk 4321, Call Bremen Radar on 131.325"?
3 - Which transponder code indicates a radio failure?
4 - The range of a VOR is affected by...
5 - Being intercepted by a military aircraft at daytime, what is the meaning of the following signal: Alternating movement of the ailerons, normally left of the intercepted aircraft, followed by a smooth turn to the left?
6 - What does the abbreviation "QDR" stand for?
7 - What is the parallax error?
8 - What needs to observed regarding ice formation during the flight?
9 - Which actions should be taken if the orientation is lost during helicopter flight operations?
10 - The upper limit of LO R 16 equals... See annex (PFP-056) Siehe Anlage 7
question PFP-056.jpg