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Tag: conductor

Posted on November 15, 2011November 25, 2011

CLASS XII PHYSICS SAMPLE PAPER FOR AISSCE 2012

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  • Posted on October 23, 2011October 23, 2011

    What is Eddy Current?

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  • Posted on October 21, 2011

    Electric Current and flow of electrons

    I have read that the FLOW OF ELECTRONS is called electricity. I wanna know that what is meant by flow of electrons? Pleaz answer me….

    (Asked Kiruthika)

    Answer:

    Electric current is the flow of charges. read more

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  • Posted on September 15, 2011

    Why direct currents aren’t used in Home circuits?

    How can an alternating current change its direction while moving in a wire or any conductor? Why direct currents aren’t used in Home circuits? RAHUL ASKED Answer: Alternating current is produced by rotating a coil in a strong magnetic field (or ...

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  • Posted on September 14, 2011

    Eddy currents and applications

    What ere Eddy currents and what is their application? Rahul asked Answer:  Eddy currents (also called Foucault currents) are currents induced in conductors, when the magnetic flux linked with a solid conductor changes. The change in magnetic flux can ...

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  • Posted on September 10, 2011

    Direction of magnetic field due to a current carrying conductor

    “How do we know the direction of magnetic field around the current carrying conductor?” Asked Nikhil Incoming search terms:direction of magnetic field around a current carrying conductorDIRECTION OF MAGNETIC FIELD IN CURRENT CARRYING CONDUCTORmagne...

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  • Posted on August 31, 2011

    Coulombian force and conductor

    what’s effect of  coulombic forces on conductor medium ? amk niazi Ans: In a conductor, the coulombian  repulsive forces  pushes the valence electrons and the electrons move away from the center to the surface ie from the region of stronger force to the region of lesser force, creating a Faraday cage   Incoming search terms:what’s effect of coulombic forces on conductor [...]

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