Moving Charges and Magnetism

Related Questions

• 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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• If m is magnetic moment and B is the magnetic field, then the torque is given by

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• The direction of magnetic lines of forces close to a straight conductor carrying current will be

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• There long straight wires A, B and C are carrying current as shown figure. Then the resultant force on B is directed .....

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• Two parallel wires of length 9 m each are separated by a distance 0.15 m. If they carry equal currents in the same direction and exerts a total force of $30 \times 10^{–7}$ N on each other, then the value of current must be

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