A small block slides with velocity 0.5 sqrt(gr) on the horizontal frictionless surface as shown in fig. The block leaves the surface at point C. The angle theta it the fig is:

A small block slides with velocity 0.5 sqrt(gr) on the horizontal fric

1.	A small block slides with velocity 0.5 sqrt(gr) on the horizontal frictionless surface as shown in fig. The block leaves the surface at point C. The angle theta it the fig is:
Answer» `COS^(-1)(4//9)` `cos^(-1)(3//4)` `cos^(-1)(1//2)` NONE of the above Answer :B