A Question a Day (series) Q2

1. A ball is thrown with an initial velocity of 20 m/s at an angle of 30°
above the horizontal. What is the instantaneous vertical velocity of
the ball when it is 5.1 m above the release point? (g = 9.8 m/s^2)
A. 0.2 m/s
B. 6.6 m/s
C. 10 m/s
D. 17 m/s