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An object is projected with a velocity o...

An object is projected with a velocity of `20 ms^(-1)` making an angle of `45^(@)` with horizontal. The equation for the trajectory is `h = Ax - Bx^(2)` where .h. is height, x is horizontal distance, A and B are constants. The ratio A and B is `(g = 10 ms^(-2))`

A

`1:5`

B

`5:1`

C

`1:40`

D

`40 :1`

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The correct Answer is:
D
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