Solved

A Projectile Is Fired Straight Upward from Earth's Surface with a Speed

Question 51

Multiple Choice

A projectile is fired straight upward from Earth's surface with a speed that is half the escape speed.If R is the radius of Earth, the highest altitude reached, measured from the surface, is:


A) R/4
B) R/3
C) R/2
D) R
E) 2R

Correct Answer:

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