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Motion Under Gravity

At what angle...

Question

At what angle should a projectile with initial velocity 'v' be thrown, so that it achieves its maximum range?

A

90°

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B

60°

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C

45°

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D

30°

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Solution

The correct option is C
45°

For maximum horizontal rangeH_max= (u²sin2^θ)/2g = (u²)/2g, implying the angle should be equal to 45°._.

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