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    Swinging Carpenter Problem?

    A 67.9 kg carpenter at a construction site plans to swing in a circular arc from one roof top to an adjacent roof at the end of a 13.9 meter rope suspended from a crane boom. If her wiry arms, toughened by years of driving spikes with a No. 22 framing hammer, are capable of exerting 1246 N of...
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    Is there an app for android phones that allows you to use it as an fm transmitter?

    I want to stream my music on my droid to my car radio without using a wired transmitter. are there an apps on the android market that allow me to do that?
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    how do you purchase an android app using an american express giftcard?

    as much detail as possible would be great.
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