Question

A planet has mass 6.4*10^24 kg and radius 3.4*10^6m. Calculate energy required to remove on object of mass 800kg from the surface of the planet to infinity​

Answer 1

Answer:

c) Airconditioners are nomally fitted to the top of the walls of rooms. Why?

Explanation:

c) Airconditioners are nomally fitted to the top of the walls of rooms. Why?