Moving Charges and Magnetism

Related Questions

• A uniform electric field and a uniform magnetic field are produced, pointed in the same direction. An electron is projected with its velocity pointing in the same direction

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• Two concentric circular coils of ten turns each are situated in the same plane. Their radii are $20$ and $40 cm$ and they carry respectively $0.2$ and $0.3 ampere$ current in opposite direction. The magnetic field in $weber/{m^2}$ at the centre is

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• The earth's magnetic induction at a certain point is $7 \times {10^{ - 5}}Wb/{m^2}.$ This is to be annulled by the magnetic induction at the centre of a circular conducting loop of radius $5 cm$. The required current in the loop is

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• A proton of energy 8 eV is moving in a circular path in a uniform magnetic field. The energy of an alpha particle moving in the same magnetic field and along the same path will be

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• A metallic loop is placed in a magnetic field. If a current is passed through it, then

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