Moving Charges and Magnetism

Related Questions

• On connecting a battery to the two corners of a diagonal of a square conductor frame of side $a$ the magnitude of the magnetic field at the centre will be

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• A proton and an alpha particle are separately projected in a region where a uniform magnetic field exists. Their initial velocities are perpendicular to direction of magnetic field. If both the particles move around magnetic field in circles of equal radii, the ratio of momentum of proton to alpha particle $\left( {\frac{{{P_p}}}{{{P_\alpha }}}} \right)$is

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• The magnetic field at the centre of coil of n turns, bent in the form of a square of side $2l$ ,carrying current $i$, is

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• If the strength of the magnetic field produced 10cm away from a infinitely long straight conductor is ${10^{ - 5}}\,Weber/{m^2}$, the value of the current flowing in the conductor will be

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• A current carrying circular loop is freely suspended by a long thread. The plane of the loop will point in the direction

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