Two projectiles are launched at 100 m/s,the angle of elevation for the first being 30 $\degree$and for the second 60 $\degree$.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 false.

Question

Quizplus · Accepted Answer

All the given statements are true: A) Both projectiles experience the same gravitational acceleration. B) The second projectile has a lower vertical component of velocity at maximum altitude, hence lower speed. C) Both projectiles have the same range when launched at complementary angles with the same speed.

Two Projectiles Are Launched at 100 M/s,the Angle of Elevation °\degree°

Two Projectiles Are Launched at 100 M/s,the Angle of Elevation $\degree$