magnetism

Related Questions

• In a tangent galvanometer a current of $0.1 A$ produces a deflection of $30^o$. The current required to produce a deflection of $60^o$ is

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• A short bar magnet placed with its axis at 30° with a uniform external magnetic field of 0.16 Tesla experiences a torque of magnitude 0.032 Joule. The magnetic moment of the bar magnet will be

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• A short magnet of moment $6.75 Am^2$ produces a neutral point on its axis. If horizontal component of earth's magnetic field is $5 \times {10^{ - 5}}Wb/{m^2}$, then the distance of the neutral point should be

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• The magnetic lines of force inside a bar magnet

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• When a ferromagnetic material is heated to temperature above its Curie temperature, the material

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