Moving Charges and Magnetism

Related Questions

• A long solenoid has 200 turns per cm and carries a current of 2.5 amps. The magnetic field at its centre is$({\mu _0} = 4\pi \times {10^{ - 7}}\,weber/amp{\rm{ - }}m)$

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• A 100 turns coil shown in figure carries a current of 2 amp in a magnetic field $B = 0.2\,Wb/{m^2}$. The torque acting on the coil is

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• A magnetic field can be produced by

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• If a particle of charge ${10^{ - 12}}\,coulomb$ moving along the $\hat x -$ direction with a velocity ${10^5}\,m/s$ experiences a force of ${10^{ - 10}}\,newton$ in $\hat y -$ direction due to magnetic field, then the minimum magnetic field is

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• A particle of mass 0.6 g and having charge of 25 nC is moving horizontally with a uniform velocity ${\rm{1}}{\rm{.2}} \times {\rm{1}}{{\rm{0}}^{\rm{4}}}m{s^{ - 1}}$ in a uniform magnetic field, then the value of the magnetic induction is $(g = 10\,m{s^{ - 2}})$

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