Satellite A of mass travels in a circular orbit of radius with speed

PHYSICS · Single correct · A Level · Physics · Engineering physics · Engineering physics

Problem

Satellite A of mass

m

travels in a circular orbit of radius

r

with speed

v

. Satellite B has mass

2m

and travels in a circular orbit of radius

2r

with the same speed

v

. What is the ratio of their angular momenta,

L_B/L_A

? (a)

2

(b)

8

(c)

4

(d)

1