A car starting from rest, travels 0.40 km in 11.0 s. What is the magnitude of its constant acceleration?​

Question

A car starting from rest, travels 0.40 km in 11.0 s. What is the
magnitude of its constant acceleration?​

in progress 0
Thái Dương 5 months 2021-09-02T08:55:31+00:00 1 Answers 5 views 0

Answers ( )

    0
    2021-09-02T08:56:44+00:00

    Answer:

    6.61 m/s²

    Explanation:

    Given:

    Δx = 0.40 km = 400 m

    v₀ = 0 m/s

    t = 11.0 s

    Find: a

    Δx = v₀ t + ½ at²

    400 m = (0 m/s) (11.0 s) + ½ a (11.0 s)²

    a = 6.61 m/s²

Leave an answer

Browse

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