Author Question: A projectile is thrown horizontally at 11.5 m/s. The projectile hits the ground 0.570 s later. What ... (Read 120 times)

09madisonrousseau09 · **on:** Jul 28, 2018

A projectile is thrown horizontally at 11.5 m/s. The projectile hits the ground 0.570 s later. What is the angle of impact the projectile makes with the horizontal ground?
a. 29.1
b. 25.9
c. 119
d. 89.7
e. 64.1

Question 2

Two projectiles are launched at 100 m/s, the angle of elevation for the first being 30 and for the second 60. Which of the following statements is false?
a. Both projectiles have the same acceleration while in flight.
b. The second projectile has the lower speed at maximum altitude.
c. Both projectiles have the same range.
d. All of the above statements are true.