Philip drives his car at a velocity of 28 m/s he applies the break which slows the vehicle down at a rate of six. 4 m/s2 and it causes it’s

Question

Philip drives his car at a velocity of 28 m/s he applies the break which slows the vehicle down at a rate of six. 4 m/s2 and it causes it’s to slow to stop how long does it take for the car to stop answer to the nearest 10th?

in progress 0
Phúc Điền 3 years 2021-07-17T02:54:37+00:00 1 Answers 10 views 0

Answers ( )

  1. dangkhoa
    0
    2021-07-17T02:55:44+00:00
    Reply

    For this case we have that the final speed is given by:

    Where,
    a: acceleration
    vo: initial speed
    t: time
    Clearing the time we have:

    Substituting values we have:

    it takes 4.375 s for the car to stop

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )