Author Question: Uranus completes one revolution about its own axis every 17.24 hours. What is the radius of the ... (Read 44 times)

moongchi · **on:** Jul 29, 2018

Uranus completes one revolution about its own axis every 17.24 hours. What is the radius of the orbit required for a satellite to revolve about Uranus with the same period? Uranus has a mass of 8.69 1025 kg and G = 6.67 x 10-11 Nm2/kg2.

A)

8.27 107 m

B)

3.41 108 m

C)

2.56 108 m

D)

9.03 107 m

E)

1.04 107 m

Question 2

A galvanometer can be converted to an ammeter by the addition of a

A)

small resistance in parallel.
B)

large resistance in parallel.
C)

small resistance in series.
D)

large resistance in series.