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 Post subject: help help... rigid body equilibrium problemsPosted: Wed, 25 Jun 2003 14:49:52 UTC
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Joined: Wed, 25 Jun 2003 14:32:22 UTC
Posts: 14
Hi! can somebody help me solve this problems, im really having a hard time. thanks!

1.) a horizontal beam is attached to a wall beam weighs 150N, and its center of gravity is at its center.3.00m above it lies a cable that extends 5.00m long to the tip of the beam with a body hanging that weighs 300N find a.) the tension in the cable; b.) the horizontal and vertical components of the force exerted on the beam at the wall.

thanks id really appreciate if u cud help me on this.

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 Post subject: Posted: Wed, 25 Jun 2003 15:54:54 UTC
 Senior Member

Joined: Thu, 5 Jun 2003 18:45:23 UTC
Posts: 80
Erikha,

By using the law of conservation of moments in equilibrium, take the moments about A;

is the angle between the cable and the rod

Can you see what to do next?

Post if you need more help.

Regards,
Yousif

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