Question : The angle of projection at which the horizontal range and maximum height of projectile are equal is
(A) 45Ā°
(B) \theta =\tan ^{-1}\left( 0.25\right)
(C) \theta =\tan ^{-1}\left( 4\right)
(D) 60Ā°
Answer : option (C)
Solution :
The angle of projection at which the horizontal range and maximum height of projectile are equal is
with
no comment