Subelement K: K – Aircraft— Topic 69: VHF Omnidirectional Range (VOR)
Question 3-69K4
Element 3 (GROL)Lines drawn from the VOR station in a particular magnetic direction are:
Explanation
VOR (VHF Omnidirectional Range) stations transmit signals that define specific magnetic lines extending outward from the station. These lines are called **radials**. Each radial represents a unique magnetic direction from the VOR, measured clockwise from magnetic north (001° to 360°). When an aircraft is on the 270° radial, for example, it means the aircraft is located on a line extending west from the VOR station.
* **A) Radials** are the correct term because they specifically denote these lines of position originating from a VOR station.
* **B) Quadrants** refer to 90-degree sectors, not specific lines of direction.
* **C) Bearings** are magnetic directions, but "radial" is the precise term for the line originating *from* the VOR. A pilot flies *on a bearing* *to* or *from* a VOR, which corresponds to a specific radial.
* **D) Headings** refer to the direction an aircraft's nose is pointing, which may or may not align with a radial or a bearing to a station due to wind or other factors.
Related Questions
3-69K2 The rate that the transmitted VOR variable signal rotates is equivalent to how many revolutions per second?3-69K3 What is the frequency range of the ground-based Very-high-frequency Omnidirectional Range (VOR) stations used for aircraft navigation?3-69K5 The amplitude modulated variable phase signal and the frequency modulated reference phase signal of a Very-high-frequency Omnidirectional Range (VOR) station used for aircraft navigation are synchronized so that both signals are in phase with each other at ____________ of the VOR station.3-69K6 What is the main underlying operating principle of the Very-high-frequency Omnidirectional Range (VOR) aircraft navigational system?3-6A1 An AC ammeter indicates: