The speed of a projectile at the maximum height is \( (1 / 2) \) of its initial speed. Find the ...

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The speed of a projectile at the maximum height is \( (1 / 2) \) of its initial speed. Find the ratio of range of projectile to the maximum height attained.
(a) \( 4 \sqrt{3} \)
(b) \( \frac{4}{\sqrt{3}} \)
(c) \( \frac{\sqrt{3}}{4} \)
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