« previous next »
Pages: [1]   Go Down

Author Topic: Help Needed  (Read 893 times)

Offline M21

  • Newbie
  • *
  • Posts: 10
  • Reputation: 482
  • Gender: Male
Help Needed
« on: June 01, 2010, 08:07:54 pm »
A cantilevered balcony is shown below. using the data given on the diagram, calculate the value of the support force S.
Logged
You are born original!! Don't die a copy....

Offline Chingoo

  • Prima Donna u__u
  • SF Senior Citizen
  • *****
  • Posts: 798
  • Reputation: 65535
  • Gender: Female
  • RAWR
Re: Help Needed
« Reply #1 on: June 01, 2010, 08:40:20 pm »
Making a simplified diagram, we can say that:
http://i199.photobucket.com/albums/aa3/anthraxaddict92/cantilever.jpg
Taking moments about A:
Clockwise Moments = Anticlockwise moments
(2000)(4) + (1800)(5) + (800)(8 ) = 3S
23400 = 3S
S = 7800 N.
« Last Edit: June 01, 2010, 08:43:21 pm by Chingoo »
Logged
All that is on earth will perish:
But will abide (forever) the Face of thy Lord--full of Majesty, Bounty & Honor.
Then which of the favors of your Lord will ye deny?

Qura'n, Chapter 55: The Beneficent, Verses 26-28

Offline M21

  • Newbie
  • *
  • Posts: 10
  • Reputation: 482
  • Gender: Male
Re: Help Needed
« Reply #2 on: June 02, 2010, 09:44:00 pm »
where did u get 8 from.
(800x8).
Logged
You are born original!! Don't die a copy....
Pages: [1]   Go Up
« previous next »