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7 August, 06:34

If a block has a mass of 5.4kg, what is needed to accelerate the mass at a rate of 2.9m/s?

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  1. 7 August, 09:25
    0
    16 N

    Explanation:

    Apply Newton's second law:

    ∑F = ma

    F = (5.4 kg) (2.9 m/s²)

    F = 15.66 N

    Rounded to two significant figures, the force required is 16 N.
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