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A projectile is thrown with an initial velocity of $(a \hat{i} + b \hat{j}) {ms}^{- 1}$ . If the range of the projectile is twice the maximum height reached by it, then

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a = 2b

b = a

b = 2a

b = 4a

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detailed solution

Correct option is C

R=2H or 2uxuyg=2uy22gor 2ux=uy or 2a=b

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A projectile is thrown with an initial velocity of (ai^+bj^) ms-1. If the range of the projectile is twice the maximum height reached by it, then

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A projectile is thrown with an initial velocity of $(a \hat{i} + b \hat{j}) {ms}^{- 1}$ . If the range of the projectile is twice the maximum height reached by it, then