Recent content by edgerandy

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    Problem about uniformed charged ring and a charge in the center

    i am very appreciate ur help, it is just i did not have the result like u there is a little bit problem with ur solution, that is q (charge at center) is 3.50e-07 C and Q(charge at ring) is -7.10e-07 C, not other way around
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    Problem about uniformed charged ring and a charge in the center

    i believe it is use for the next question
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    Problem about uniformed charged ring and a charge in the center

    Homework Statement A charge Q = - 710 nC is uniformly distributed on a ring of 2.4 m radius. A charge q = + 350 nC is placed at the center of the ring. Points A and B are located on the axis of the ring, as shown. In Figure below, an electron is projected along the axis of the ring from...
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    Deflection of a particle between two plates

    is there something not right with ur hint ? since the problem is about a charged particle, not an electron the way i approach this problem is using ratio of the vertical potential over horizontal potential equal tan 10* 3cm/.25 cm and it is not give me the answer 882 J i have no clue where the...
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    Deflection of a particle between two plates

    where is the 4 come from ?