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2 May, 04:41

If a net force of 25 N is exerted over a distance of 4 m to the right on a 2 kg mass initially at rest and moves it, what is

the final velocity of the object?

v=_

m/s

20

+5
Answers (1)
  1. 2 May, 07:22
    0
    10 m/s

    Explanation:

    Force is mass times acceleration:

    F = ma

    25 N = (2 kg) a

    a = 12.5 m/s²

    Given:

    v₀ = 0 m/s

    Δx = 4 m

    Find: v

    v² = v₀² + 2aΔx

    v² = (0 m/s) ² + 2 (12.5 m/s²) (4 m)

    v = 10 m/s
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