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Topic: Speed and distances · Nº 318 / 961

Question picture

Si aumentamos la velocidad de 55 km/h a 110 km/h, ¿habremos aumentado también la distancia de frenado?

If we increase our speed from 55 km/h to 110 km/h, does the braking distance also increase?

  • ASí, en igual proporción.Yes, in the same proportion.
  • BSí, en mayor proporción.Yes, in a greater proportion.
  • CNo, la distancia de frenado no depende de la velocidad.No, braking distance does not depend on speed.
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Correct answer

  • BSí, en mayor proporción.Yes, in a greater proportion.
Explanation

If we double our speed, the braking distance is multiplied by four. In other words, braking distance increases in a greater proportion than speed.

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