ESENRU

Topic: Vehicle mechanics and maintenance · Nº 209 / 539

Si se mojan los frenos, ¿pueden perder temporalmente parte de su eficacia?

If the brakes get wet, can they temporarily lose some of their effectiveness?

  • ANo, sólo perderán eficacia si les falta líquido de frenos.No, they will only lose effectiveness if they are short of brake fluid.
  • BSólo perderán eficacia en caso de sobrecalentamiento.They will only lose effectiveness if they overheat.
  • CSí.Yes.
Show answer

Correct answer

  • CSí.Yes.
Explanation

When the brakes get wet, the friction between the pads and the disc is reduced, so the brake is temporarily less effective when braking. The brake fluid level is also important, as is avoiding overheating of the brakes.

Independent app: not affiliated with or endorsed by the DGT (Spain's Directorate-General for Traffic) or the Ministry of the Interior. The official exam is booked with the DGT and taken at its test centres. The questions here are practice material; the DGT's official question bank is not public.