Problem

How long ( second unit) does it take an object to travel a distance of $54 m$ from rest at a constant acceleration of $2 m / s^{2}$

Answer

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Answer

t = \sqrt{27}

Steps

Step 1 ：d = \frac{1}{2}at^{2}

Step 2 ：54 = \frac{1}{2}(2)t^{2}

Step 3 ：t = \sqrt{27}

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