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Robert Coats Robert Coats is offline
Retired in Georgia
 
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Join Date: Oct 2001
Location: Marietta, Georgia
Posts: 1,401
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Help With Physics Problem

My kid is struggling with this one...I put it to the brain trust to help him out a bit HOW to solve? And, correct answers I can use to check his work..

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A chain consisting of five links, each of mass 0.094 kg, is lifted vertically with a constant acceleration of 2.42 m/s2, as shown



(a) Find the force acting between the bottom link and the next one up.
_______________

Find the force acting between the second link from the bottom and the one above it.
_______________

Find the force acting between the third link from the bottom and the one above it.
______________

Find the force acting between the fourth link from the bottom and the one above it.
_______________

(b) Find the force F exerted on the top link by the person lifting the chain.
_________________

(c) Find the net force accelerating each link.
________________

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I've got five kids, an Italian wife, and I (used to) write about lawn mowers. You think you have problems?

-Robert Coats
Old 09-12-2007, 03:33 PM
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