Question

A projectile is fired from a very powerful cannon vertically upward from Earth's surface at an initial speed of 5.5 km/s . Assume that air resistance is negligible. The mass of the earth is 5.97E24 kg and the radius of the earth is 6370 km.(a) What is its maximum altitude above the ground? Assume that air resistance is negligible.

Answer 1

Maximum altitude above the ground surface is 2053 km.

Step-by-step explanation:

See written workings in attached picture.