A tennis ball is thrown from ground level with velocity directed 30° above the horizontal.If it takes the ball 0.5 s to reach the top of its trajectory, what is the magnitude of the initial velocity?
A)4.9 m/s
B)9.8 m/s
C)11.3 m/s
D)19.6 m/s
E)34.4 m/s

Question

A tennis ball is thrown from ground level with velocity  directed 30° above the horizontal.If it takes the ball 0.5 s to reach the top of its trajectory, what is the magnitude of the initial velocity?
A)4.9 m/s 
B)9.8 m/s 
C)11.3 m/s 
D)19.6 m/s 
E)34.4 m/s

Quizplus · Accepted Answer

The Answer of A tennis ball is thrown from ground level with velocity  directed 30° above the horizontal.If it takes the ball 0.5 s to reach the top of its trajectory, what is the magnitude of the initial velocity?
A)4.9 m/s 
B)9.8 m/s 
C)11.3 m/s 
D)19.6 m/s 
E)34.4 m/s

A Tennis Ball Is Thrown from Ground Level with Velocity