Recent content by raman911

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    Is Momentum Conserved in a Collision Between Two Charged Planets?

    Homework Statement Imagine a universe that consists of nothing but two planets of unequal mass. The large planet has a large negative charge and the smaller planet has a large (but different) positive charge. Suppose that at some time these two planets collide. Will momentum be conserved...
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    Conservation of momentum with friction?

    Homework Statement We know that momentum is supposed to be conserved in this collision. We observe, however, that the pucks eventually come to a stop, at which point they have zero momentum. Give a solid explanation (using the law of conservation of momentum) for this apparent violation of the...
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    Master Centripetal Force with this Homework Statement [Image Included]

    Homework Statement http://img147.imageshack.us/img147/7830/scan0001ym3.png The Attempt at a Solution A) i think force of Tension ... C) Normal Force Plz help me
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    Centripetal Force: Solving with Tension in a Cylinder

    ok \mu m \omega r = mg why u wrote one more r
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    Centripetal Force: Solving with Tension in a Cylinder

    than u . can u help me in e. what formula i need to use in e.
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    Centripetal Force: Solving with Tension in a Cylinder

    please help hurry its due after 3 hours
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