A projectile fired with initial velocity \( u \) at some angle \( \theta \) has a range \( R \)....

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A projectile fired with initial velocity \( u \) at some angle \( \theta \) has a range \( R \). If the initial velocity be doubled at the same angle of projection, then the range will be [Similar RPMT 2005]
(a) \( 2 R \)
(b) \( R / 2 \)
(c) \( R \)
(d) \( 4 R \)
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