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: What equation do you use for this?

  1. Sep 19, 2005 #1

    kevinlikesphysics

    User Avatar

    a 4500kg helicopter accelerates upward at 2m/s^2 what lift force is exerted by the air on the propellers?
     
    kevinlikesphysics, Sep 19, 2005
  2. jcsd
    Phys.org - latest science and technology news stories on Phys.org
  3. Sep 19, 2005 #2

    Doc Al

    User Avatar

    Staff: Mentor

    Use Newton's 2nd Law. (Don't forget to include all the forces acting on the helicopter.)
     
    Doc Al, Sep 19, 2005
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook