Moving Charges and Magnetism

Related Questions

• A positively charged particle moving due east enters a region of uniform magnetic field directed vertically upwards. The particle will

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• An electron moving with a uniform velocity along the positive x-direction enters a magnetic field directed along the positive y-direction. The force on the electron is directed along

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• A long straight wire carries a current of $\pi \,amp.$ The magnetic field due to it will be $5 \times {10^{ - 5}}{\rm{ }}weber/{m^{\rm{2}}}$ at what distance from the wire $[{\mu _o} = $permeability of air]

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• An electron having charge $1.6 \times {10^{ - 19}}\,C$ and mass $9 \times {10^{ - 31}}\,kg$ is moving with $4 \times {10^6}\,m{s^{ - 1}}$ speed in a magnetic field $2 \times {10^{ - 1}}\,tesla$ in a circular orbit. The force acting on electron and the radius of the circular orbit will be

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• In a moving coil galvanometer, the deflection of the coil $\theta $ is related to the electrical current i by the relation

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