USCG Exam PracticeRadar fundamentals and ARPA basics
Marine radar obtains a fix by measuring which two quantities from a target?
- ✓ Range and bearingCorrect
- B. True course and true speed
- C. CPA and TCPA
- D. Heading and distance run
Why A is correct
Bowditch Ch. 13 §1301 states that range and bearing to a target give a direct fix. CPA/TCPA are ARPA-derived collision-avoidance outputs, not the fundamental fix elements.
Cited:Bowditch Ch. 13 §1301