Hover or tap underlined Spanish terms to see their translation and exam tip.
Empleando el radar para navegación costera, deberemos tener en cuenta a la hora de tomar demoras y distancias que:Using radar for coastal navigation, when taking bearings and ranges remember that:
Show the answer
Correct answer: a) Too much gain reduces the radar’s discrimination and may cause wrong readings.
Why it is correct
With too much gain echoes swell and merge. Discrimination is lost and readings go wrong.
Why the others are not
- b) It weakens echoes.
- c) Only with rain.
- d) It works close in, not far.
How to work it out in the exam
- Gain right, not too much.
Where this question comes from
- Ministerio de Transportes (Madrid) · 2024 · Convocatoria de abril · PY Test 1 · question 28 Official paper · Official answer key
- Ministerio de Transportes (Madrid) · 2024 · Convocatoria de abril · PY Test 2 · question 23 Official paper · Official answer key
Try it: Navigation instruments
Pending instructor review. Machine translation, not reviewed.