The Velocity at the Midway Point of a Ball Able $\frac { v _ { i } } { 2 }$

Multiple Choice

The velocity at the midway point of a ball able to reach a height y when thrown with velocity v_i at the origin is:

A) $\frac { v _ { i } } { 2 }$
B) $\sqrt { v _ { i } ^ { 2 } 2 g y }$
C) $\sqrt { \frac { v _ { i } ^ { 2 } } { 2 } }$
D) $\sqrt { v _ { i } ^ { 2 } + 2 g y }$
E) gy