1. Not finding help here? Sign up for a free 30min 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!

Is tension greater than ma?

  1. Oct 10, 2011 #1
    1. The problem statement, all variables and given/known data

    a box withmass m is pulled with a constant a along a horizontal frictionless floor by a wire that makes a 5 degree angle above the horizontal. why is the tension greater than ma?

    2. Relevant equations
    f=ma


    3. The attempt at a solution
    i dont know where to start
    f=t+mg
     
  2. jcsd
  3. Oct 10, 2011 #2

    SammyS

    User Avatar
    Staff Emeritus
    Science Advisor
    Homework Helper
    Gold Member

    Draw a Free Body Diagram.
     
  4. Oct 10, 2011 #3

    lightgrav

    User Avatar
    Homework Helper

    vector components: parallel the motion, and perpendicular to the motion.
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook