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Thread: rearrange equation

  1. December 4th 2009, 12:57 PM #1
    scarface1
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    rearrange equation

    G= pi x D^2/ 4JL

    Hi how can I rearrange this to give me a value of D??

    Thank you for your help in advance.
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  2. December 4th 2009, 01:02 PM #2
    Raoh
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    Smile

    G=\left (\frac{\pi x}{4JL} \right )D^2
    D^2=\frac{G}{\frac{\pi x}{4JL}}
    D^2=\frac{G4JL}{\pi x}
    D= +\sqrt{\frac{G4JL}{\pi x}} or -\sqrt{\frac{G4JL}{\pi x}}
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  3. December 4th 2009, 01:06 PM #3
    scarface1
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    Oh thank you soo much for your prompt reply!!
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