For a satellite moving in a stable circular orbit

PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

For a satellite moving in a stable circular orbit, what is the ratio of its kinetic energy

K

to the magnitude of its gravitational potential energy

|U|

? (a)

1

(b)

2

(c)

\dfrac{1}{2}

(d)

\dfrac{1}{\sqrt{2}}