Recent content by a_lawson_2k

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    Electromagnetics - finding wavelength from e_r and f

    Homework Statement A transmission line is 1 meter and has a relative dielectric constant of 2.25 Find the phase velocity u and the wavelength λ for a frequency of 50 MHz. Homework Equations λ=?(ε_r, f) u=λf The Attempt at a Solution I am unable to get from the relative...
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    Other Becoming an Engineer: Considerations and Personal Experiences

    I have a mild form of Asperger's Syndrome, I am not sure if this will interfere with being an engineer, but it may interfere with 'thinking outside the box', does this mean I would not make a good engineer?
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    Stop Making Stupid Mistakes: Improve Your Math Skills with These Tips!

    It happened to me all the time; just write down the information from the problem once onto the paper, then double-check it and let it sink in. I find that helps cut down on the mistakes.
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    What Are Good Alternatives to Engineering Materials and Their Applications?

    Can someone recommend a book to use in lieu of "Engineering Materials and Their Applications" Flinn 4e? Table of contents: http://www.wiley.com/WileyCDA/WileyTitle/productCd-0471125083,descCd-tableOfContents.html"
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    Comparing "Elementary Differential Equations" with Alternatives

    I'm learning them to deal with problems with physics and other topics, but I wouldn't mind learning about them for their own sake.
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    Comparing "Elementary Differential Equations" with Alternatives

    Is Boyce's "Elementary Differential Equations" any good? If not, can one be recommended in lieu?
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    Advice for one who wishes to design solar cells

    I have no experience with the matter, that's why I ask about these things. At this point, I'm thinking of a PhD in MatE and a bachelor's in EE; I can cherry-pick what I need above a bachelor's level in EE, but MatE is at the crux of what I'm seeking to do, so I'm considering an emphasis on that.
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    Advice for one who wishes to design solar cells

    I'm hoping to innovate with the materials used in the production of solar cells, so an emphasis on MatE is probably in order. I've got a winning bid on Cheng's Chemistry 10e that ends in 2hr, so I'm in the right direction.
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    Advice for one who wishes to design solar cells

    I'll try that too; even if I don't end up designing solar cells, between those three I'll find something fun. EDIT: does ^_^ mean I should study chemical engineering as well as MatE and EE up to a master's level?
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    Advice for one who wishes to design solar cells

    Masters in both electrical engineering and materials engineering, or would one be more advisable than the other?
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    Advice for one who wishes to design solar cells

    Interesting you should bring that up; I studied Mandarin, and PRC set aside $180B for renewable energy development. I should brush up soon... But since I can't afford university (I'm teaching myself this stuff), I wouldn't be able to make the needed connections through the one I would have...
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    Advice for one who wishes to design solar cells

    I am thinking I should study electrical engineering as well as materials engineering up to a bachelor level; is this a wise plan if I hope to design solar cells. Also, how easily could I collaborate with others to do research in order to gain connections to get such a job, or at least related...
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    [thermodynamics] spherical shell problem

    Still haven't figured it out; further insight would be appreciated. Thanks
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    Thermodynamics Debacle: Ideal Gas Expansion and Work Calculation

    How does the P_2 come into play in that case? EDIT: used the wrong equation in this case, p_1 V_1^\gamma=p_2 V_2^\gamma works.
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    Work to move a planet's satellite

    You'd have to integrate dU(r) from 2R to 3R; R varies as the work is done.
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