Recent content by paque

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    A Problem regarding Charge density, some Calc mar by required

    Hi, i'm Having a bit of trouble with this challenge problem posed to us: Homework Statement A spherical cloud of charge of radius R contains a total charge of +Q with a nonuniform volume charge density that varies according to the equation: \rho(r) = \rho_{0}(1- \frac{r}{R})...
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    Thermodynamics/Cooling Problem ^_^

    *bump for attention*
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    Free-body diagram for two boxes connected on a pulley.

    Well the way that i'd work on this problem is by identifyiing every force acting upon each block Upon Block Block two, i'd say that there are 3 forces acting upon the block (3/4 of the possibilities agree with me, a,b and c) These forces are : Gravity - one would hope that we are on the...
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    Thermodynamics/Cooling Problem ^_^

    A homeowner finds that, if she turns down her thermostat by 3[degrees C] she can reduce the rate at which heat is lost to outside, by 10%. If the outside temperature is -5[degrees C], what are the Thermostat readings before and after the adjustment. I'd just like verification that i haven't...
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