Mathematics, 13.04.2021 02:20 tdahna0403

The velocity of a particle at its great height is square root of 2/5 times of it's velocity at half of it's greatest height. show that the angel of projection is 60

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The velocity of a particle at its great height is square root of 2/5 times of it's velocity at half of it's greatest height. show that the angel of projection is 60 ​

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The velocity of a particle at its great height is square root of 2/5 times of it's velocity at half of it's greatest height. show that the angel of projection is 60