Recent content by drillman9

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    Simple Harmonic Motion - Floating Object

    Ah yes now its coming together. Thanks for all the help!
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    Simple Harmonic Motion - Floating Object

    Ok, so I got through all the cancelling and substitution and here's what I got x*-w^2 = (Pf*x*g)/(Pb*h) -g from a = x*w^2 and if I divide out I get -w^2 = (Pf*g)/(Pb*h) -g/x how do I get rid of that -g/x (exactly what is that?) and the negative in front of the w
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    Simple Harmonic Motion - Floating Object

    [SOLVED] Simple Harmonic Motion - Floating Object Homework Statement The problem states that an object is pushed down and released. It is floating. The density is P(block) and the area is A and its height is h The fluid's density is P(fluid) The Problem asks to show that it executes...
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    Find angle between vectors with cosine law

    Ah yes, I should've know. I always over complicate myself! Thanks for the help!
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    Find angle between vectors with cosine law

    Hi I would really appreciate it if anybody could lead me in the right direction on this one... |A| = |B| |A+B| = 100|A-B| I need to find the angle between A and -B for the statement to be true. Using cosine laws I've come up with the following eqn: |A+B| = 100|A-B| 2|A|^2 + (2|A|^2)(cosx)...
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