Recent content by ammelissa

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    Math I want to succeed in a career in science, but i am not a math genius

    there are many math webs that makes learning math easier. check math forums as well and 24yahoo (dot) com Good luck
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    I want to be good at math and physics

    I guess your alternative is this web 24yahoo (dot) com They provide math video solutions to most math courses.
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    Undergrad Magnetic Recording: How Does it Work?

    hmm. If this is the case then how such alignment is set. Does the erase head send a certain signal and from where does this signal come on?
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    Undergrad Magnetic Recording: How Does it Work?

    sounds clear. But can you explain to me, please, how physically does this happen? I mean how theoretically the "erase head" functions? Does it randomize the magnets again ... or what ..!
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    Undergrad Magnetic Recording: How Does it Work?

    I read the info at: http://www.scienceclarified.com/Io-Ma/Magnetic-Recording-Audiocassette.html I am looking for someone who can clarify how the second magnetic recording works. I mean, how is it that there is no trace of an old single magnetic aligned material that may interfere with the...