A ball is projected from the ground with a speed $15 \,ms ^{-1}$ at an angle $\theta$ with horizontal so that its range and maximum height are equal, then $tan\,\theta$ will be equal to
A ball is projected from the ground with a speed $15 \,ms ^{-1}$ at an angle $\theta$ with horizontal so that its range and maximum height are equal, then $tan\,\theta$ will be equal to
- [JEE MAIN 2022]
- A
$\frac{1}{4}$
- B
$\frac{1}{2}$
- C
$2$
- D
$4$
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Column $I$
Column $II$
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| Column $I$ | Column $II$ |
| $(A)$ $u_x$ is doubled, $u_y$ is halved | $(p)$ $H$ will remain unchanged |
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| $(D)$ Only $u_y$ is doubled | $(s)$ $H$ will become four times |
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