A car moves from rest with an acceleration of 0.2ms Find its velocity when it has moved a distance of 50m From the problem we

Question

A car moves from rest with an acceleration of 0.2ms
Find its velocity when it has moved a
distance of 50m
From the problem we notice that the question
does not involver. Therefore, the required equation
is)​

in progress 0
Trúc Chi 1 week 2021-07-23T00:14:02+00:00 1 Answers 1 views 0

Answers ( )

    0
    2021-07-23T00:15:59+00:00

    Explanation:

    Given:

    Δx = 50 m

    v₀ = 0 m/s

    a = 0.2 m/s²

    Find: v

    The problem does not involve time.  Therefore, the required equation is:

    v² = v₀² + 2aΔx

    Plug in values and solve:

    v² = (0 m/s)² + 2 (0.2 m/s²) (50 m)

    v = 4.47 m/s

Leave an answer

Browse

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