A projectile fired with initial velocity u at some angle \( \mathrm...

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A projectile fired with initial velocity u at some angle
\( \mathrm{P} \) \( \theta \) has a range R. If the initial velocity be doubled at

W the same angle of projection, then the range will be
(1) \( 2 \mathrm{R} \)
(2) \( \mathrm{R} / 2 \)
(3) \( R \)
(4) \( 4 \mathrm{R} \)
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