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9 November, 13:48

A submarine begins ascending to the surface of the ocean. It experiences an overall acceleration of 1.7m/s^2 for the first 5s. What is it's velocity after 3.2 s?

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  1. 9 November, 13:56
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    The submarine started its ascent, so its initial velocity was 0 m/s.

    Using the equation:

    v = u + at

    v = 0 + 1.7 x 3.2

    v = 5.44 m/s
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