For a given angle of the projectile, if the initial velocity is doubled the range of the projectile becomes

Half

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One -fourth

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Two times

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Four times

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Solution

The correct option is A Four times

$R = \frac{u^{2} sin 2 θ}{g}$

$R = \frac{{(2 u)}^{2} sin 2 θ}{g} = 4 R$

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For a given angle of the projectile, if the initial velocity is doubled the range of the projectile becomes

The correct option is A Four times R=u2sin2θg R=(2u)2sin2θg=4R

The correct option is A Four times

$R = \frac{u^{2} sin 2 θ}{g}$

$R = \frac{{(2 u)}^{2} sin 2 θ}{g} = 4 R$