Two projectiles, A and B, are launched with equal initial speeds. Projectile A is launched at angle 35° and projectile B at angle 55° above the horizontal. The ratio of the acceleration of A to that of B is
A) greater than 1.
B) equal to 1.
C) less than 1.
D) zero.
E) unknown; more information is needed to work out the answer.

Question

Quizplus · Accepted Answer

The acceleration of both projectiles A and B is due to gravity alone, which is the same for both regardless of the launch angle. Therefore, the ratio of their accelerations is 1.

Two Projectiles, a and B, Are Launched with Equal Initial