Radar Navigation. Test 29
Radar Navigation. Test 29
The best land target to use for radar ranging is _____
What measures may be taken to minimize dangers from blind spots?
What is the closest point of approach of target B ?
Ducting of the radar beam is caused by _____
In restricted visibility, risk of collision can best be assessed by _____
Which target will have the closest point of approach ?
Rule 19 says that, if you detect another vessel by radar alone, you must _____
What is the closest point of approach of target C ?
Sub-refraction commonly occurs where _____
Second trace echoes appear on the radar display at _____
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