initial vertical speed is Vi = 46 sin 30 = 23 m/s
v = Vi - 9.81 t
v = 0 at top
so t to top = 23/9.81 = 2.344 s
so total time in air = 4.688 s
H = Vi t - 4.9 t^2
= 23 (2.344) - 4.9(2.344)^2
= 53.92 - 26.69
= 27.2 meters
horizontal speed = 46 cos 30 = 39.8
times time in air 4.69 = 187 meters range
A baseball is hit a ground level with a velocity of 46m/s at an angle of 30 degrees with the horizontal. The ball lands at ground level on the other side of the fence.
A)how long is the ball in the air?
B)How high does the ball go?
C)How far did the ball land from its starting point?
1 answer
1 answer