Test 10 Questions PPL(H) - Private Pilot License - Navigation, no time limit

1 - Fading in LF/MF frequency range occurs mainly...
2 - Non-directional beacons (NDBs) transmit within which frequency band?
3 - Given: QDM: 138° VAR: 10° E The QUJ equals...
4 - What could be a reason for changing the runway indicators at aerodromes (e.g. from runway 06 to runway 07)?
5 - What is the great circle distance between two points A and B on the equator when the difference between the two associated meridians is exactly one degree of longitude?
6 - What is the difference in latitude between A (12°53'30''N) and B (07°34'30''S)?
7 - What is the true course (TC) from Uelzen (EDVU) (52°59?N, 10°28?E) to Neustadt (EDAN) (53°22'N, 011°37'E)? See annex (NAV-031) Siehe Anlage 2
question NAV-031.webp
8 - Vienna (LOWW) is located at 016° 34'E, Salzburg (LOWS) at 013° 00'E. The latitude of both positions can be considered as equal. What is the difference of sunrise and sunset times, expressed in UTC, between Wien and Salzburg? (2,00 P.)
9 - The differenz between indicated DME slant range and horizontal distance from the DME station increases...
10 - When transmitter and receiver are moving towards each other...