1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Net Force Help

  1. Jun 17, 2008 #1
    Q.Calculate the velocity of a satellite moving in a stable circular orbit around the earth at a height of 5200km.

    A. I wasn't sure which formula to use on this problem is it Ac=(V^2)/r
  2. jcsd
  3. Jun 17, 2008 #2


    User Avatar
    Homework Helper

    Well I don't know what other information you have

    But what provides the centripetal force needed to keep the satellite in the orbit?
  4. Jun 18, 2008 #3


    User Avatar
    Science Advisor
    Homework Helper

    Welcome to PF!

    Hi smaxemow ! Welcome to PF! :smile:
    Simple answer: yes. :smile:

    That gives you the acceleration.

    And now you need to know the force … :smile:
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook