At what angle of projectile (θ) is the horizontal range minimum?

1.	At what angle of projectile (θ) is the horizontal range minimum?
A.	θ = 45°
B.	θ = 60°
C.	θ = 90°
D.	θ = 75°
Answer» D.

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At what angle of projectile (θ) is the horizontal range minimum?

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