That depends on the driver's reaction time, the weight of the car, the condition of the brakes,
and the composition and condition of the pavement.
Chat with our AI personalities
I work that out as 4.87 seconds.
Data is insufficient. initial velocity is 0. final velocity is 30 mph. Need acceleration to use the formula v = u + at.
If a runner runs a mile in 4 minutes 30 seconds he is averaging 13.33 MPH over the total distance.
About 20 seconds.
0.41 seconds.