Determine the magnitude of the force that must be applied to a wooden block whose weight has a magnitude of 8N, so that it acquires an accel

Question

Determine the magnitude of the force that must be applied to a wooden block whose weight has a magnitude of 8N, so that it acquires an acceleration of 0.5 m / s²

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Thông Đạt 3 years 2021-08-09T18:11:05+00:00 1 Answers 9 views 0

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    2021-08-09T18:12:27+00:00
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    Answer:

    0.4 N

    Explanation:

    The weight mg is 8 N, so the mass is:

    mg = 8 N

    m = 8 N / g

    m = 8 N / (10 m/s²)

    m = 0.8 kg

    The force needed to accelerate it to 0.5 m/s².

    F = ma

    F = (0.8 kg) (0.5 m/s²)

    F = 0.4 N

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