A planet P has a diameter one-third that of the Earth
PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences
Problem
A planet P has a diameter one-third that of the Earth. The mass of Earth is 18 times that of P.
The gravitational field strength at the surface of the Earth is g.
What is the gravitational field strength at the surface of P?
(A) 6g
(B) 2g
(C) 2g
(D) 6g