Hover or tap underlined Spanish terms to see their translation and exam tip.
Las hélices de palas abatibles son aquellas que tienen como función principal:Folding propellers mainly serve to:
Show the answer
Correct answer: a) Fold the blades to minimise drag.
Why it is correct
Folding blades close when sailing, so the propeller drags less.
Why the others are not
- b) Variable pitch.
- c) Not the aim.
- d) Not the aim.
How to work it out in the exam
- Folding: less drag.
Where this question comes from
- Ministerio de Transportes (Madrid) · 2022 · Convocatoria de abril · PER Test 1 · question 2 Official paper · Official answer key
- Ministerio de Transportes (Madrid) · 2022 · Convocatoria de abril · PER Test 2 · question 3 Official paper · Official answer key
Pending instructor review. Machine translation, not reviewed.