Recent content by bostonfenway

Hi I really can't figure out this problem, can you please help me out? Thank you so much! I have attached the problem and what I have done so far, I am just not sure its right...

Got it! Thanks tiny-tim :)

its right? So the answer to part a is 68.4? What about part b? That worries me..

Thank you for the welcome! :) This is what I have done so far: Vertical component = Pcos30 = .866P Moment arm = 200cos40 = 153.2 Moment= 132.7P (ccw) Horiz. comp. = Psin30 = .5P Moment arm = 200 sin40 = 128.6 Moment = -64.3P (cw) Net moment = 68.4P Moment arm of P = 68.4

Hi I can't figure out this problem, can you please help me out? Thank you so much! http://imageshack.us/scaled/landing/515/19200619.jpg