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: Acceleration of block B on top of wedge A on a ramp

  1. Feb 23, 2013 #1
    1. The problem statement, all variables and given/known data
    A 12-lb block B rests on the upper surface of a 30-lb wedge A on a 30° ramp. Neglecting friction, determine immediately after the system is released from frest (a) the acceleration of A, (b) the acceleration of B relative to A.

    2. Relevant equations

    ƩFx=mA aA
    aB = aA + aB/A
    3. The attempt at a solution
    Attemp page 1
    View attachment 30 lb wedge pg 1.pdf
    Attemp page 2
    View attachment 30 lb wedge pg 2.pdf
    Attemp page 3
    View attachment 30 lb wedge pg 3.pdf
  2. jcsd
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook

Can you offer guidance or do you also need help?
Draft saved Draft deleted