If the initial speed of a projectile is doubled, its time of flight would
A) be four times smaller.
B) be two times smaller.
C) remain unchanged.
D) be two times larger.
E) be four times larger.

Question

Quizplus · Accepted Answer

The time of flight of a projectile is directly proportional to its initial speed when launched at the same angle. Doubling the initial speed doubles the time of flight.

If the Initial Speed of a Projectile Is Doubled, Its