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Re: Stupid physics problem.
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Originally Posted by UsmanB
i thought perhaps u could see waht they did and perhaps it could help u  umm here ill actually try sovling the rpoblem for u  if i can. i didnt even try before.
btw the picture for that pulley problem, is there any other info in it?
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Nope. She is pulling herself in a bucket attached to a pulley. Logically here is all the information that I used. Constant velocity means no acceleration. Thus this means that there is no net force being acted upon it. That means that she must pull down with the same force that she weighs.
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If either a public officer or any one else saw a person attempting to cross a bridge which had been ascertained to be unsafe, and there were no time to warn him of his danger, they might seize him and turn him back without any real infringement of his liberty; for liberty consists in doing what one desires, and he does not desire to fall into the river. -Mill
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