USCG Exam Practice · Passing distance and CPA from chart plot
An ARPA display must have an effective diameter of at least how many millimeters?
- A250 mm
- B300 mm
- C340 mm✓ correct
- D400 mm
Why C is correct
Per 33 CFR §164.38, Appendix A, paragraph 3.4.3, the display on which ARPA information is presented should have an effective diameter of at least 340 mm.
Cited:33 CFR §164.38
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