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Keeping the speed of projection constant...

Keeping the speed of projection constant, the angle of projection is increased from `0^(@)` to `90^(@)`. Then the maximum height of the projectile

A

goes on increasing upto `90^(@)`

B

decreases upto `90^(@)`

C

increases upto `45^(@)` and decreases beyond it

D

decreases upto `45^(@)` and increases beyond it

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The correct Answer is:
A
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