an electrically charged particle with mass m, velocity v, and charge q moves in a circle in magnetic field b. what is the formula for the ra

Question

an electrically charged particle with mass m, velocity v, and charge q moves in a circle in magnetic field b. what is the formula for the radius of circle r?

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Amity 3 years 2021-08-27T08:33:28+00:00 1 Answers 3 views 0

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    2021-08-27T08:35:26+00:00

    Answer:

    r=\frac {mv}{qb}

    Explanation:

    In this case,  since the charged particle moves in circular motion,  the centripetal force is equivalent to the magnetic force.

    \frac {mv^{2}}{r}=qvb\\\frac {mv}{r}=qb\\r=\frac {mv}{qb}

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