(deceleration) 36543

The car is traveling at a speed of 54 km. H-1. The driver starts braking with an acceleration (deceleration) of 3 m. S-2. Specify the time in which to stop.

Correct answer:

t =  5 s

Step-by-step explanation:

v=54 km/h m/s=54:3.6  m/s=15 m/s a=3 m/s2  v = at  t=v/a=15/3=5 s

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