- #1
msattar07
- 10
- 0
Homework Statement
A projectile is shot from the surface of te Earth by means of a very powerful cannon. If the projectile reaches a height of 35,000 m above Earth's surface, what was the speed of the projectile when it left the cannon?
a. 355 m/s
b. 827 m/s
c. 710 m/s
d. 906 m/s
Homework Equations
v= square root of GM/r
The Attempt at a Solution
theres no mass, so i wasnt sure how to solve it exactly