The angle of projection at which the horizontal range and maximum height of a projectile are equal to___________________?
B. tan-1 (2)
C. tan-‘ (4)✔
D. tan”1 (1/4)
		A. 2/3
B. 1/5
C. 3/5
D. 1/3
		A. method of joint
B. method of section
C. either method
D. none of the two methods