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: Cat on plank

  1. Nov 26, 2007 #1
    1. Given a wooden plank mass 7 kg total lenght 4m supported by 2 sawhorses which are located l1=0.45m from left end and l2=1.5m from right end ...a cat with mass 3.9kg jumps on left end of plank and walks along to right side . How far is it from the right when plank begins to tip ?

    2. Relevant equations

    3. The attempt at a solution
  2. jcsd
  3. Nov 26, 2007 #2


    User Avatar
    Science Advisor
    Homework Helper
    Gold Member

    I don't see your attempt.
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook