Motion in A Plane

Question: An object is projected with a velocity of $20 m/s$ making an angle of $45^o$ 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 : B is ($g = 10 m/s^2$)



1) $1:5$
2) $5:1$
3) $1:40$
4) $40:1$
Solution: Explanation: Explanation
oblique-projectile-motion

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