Moving Charges and Magnetism

Related Questions

• A straight wire carrying a current ${i_1}\,amp$ runs along the axis of a circular current ${i_2}\,amp$. Then the force of interaction between the two current carrying conductors is

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• A toroid has number of turns per unit length n, current i, then the magnetic field is

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• Magnetic fields at two points on the axis of a circular coil at a distance of $0.05 m$ and $0.2 m$ from the centre are in the ratio $8 : 1$. The radius of the coil is

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• A, B and C are parallel conductors of equal length carrying currents I, I and 2I respectively. Distance between A and B is x. Distance between B and C is also x. ${F_1}$ is the force exerted by B on A and F2 is the force exerted by B on A choose the correct answer

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• Two ions having masses in the ratio $1 : 1$ and charges $1 : 2$ are projected into uniform magnetic field perpendicular to the field with speeds in the ratio $2 : 3$. The ratio of the radii of circular paths along which the two particles move is

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