Hover or tap underlined Spanish terms to see their translation and exam tip.
La fuerza sobre el centro de gravedad (G):The force acting at the centre of gravity (G):
Show the answer
Correct answer: c) Is a vertical force tending to sink the boat.
Why it is correct
At G the boat’s weight acts downwards. Upthrust acts upwards at the centre of buoyancy.
Why the others are not
- a) That is upthrust.
- b) It always exists.
- d) Upthrust is at B.
How to work it out in the exam
- G: weight down. B: upthrust up.
Where this question comes from
- Región de Murcia · 2020 · 1ª convocatoria · PY Tipo 1 · question 9 Official paper · Official answer key
Regulations
Pending instructor review. Machine translation, not reviewed.