Moving Charges and Magnetism

Related Questions

• A circular loop of area $0.01{m^2}$ carrying a current of 10 A, is held perpendicular to a magnetic field of intensity 0.1T. The torque acting on 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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• Electrons move at right angles to a magnetic field of $1.5 \times {10^{ - 2}}$Tesla with a speed of $6 \times {10^7}m/s.$If the specific charge of the electron is $1.7 \times {10^{11}}$ C/kg. The radius of the circular path will be

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• A rectangular coil $20\,cm \times 20\,cm$ has 100 turns and carries a current of 1 A. It is placed in a uniform magnetic field B =0.5 T with the direction of magnetic field parallel to the plane of the coil. The magnitude of the torque required to hold this coil in this position is

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• A current of 10 ampere is flowing in a wire of length 1.5 m. A force of 15 N acts on it when it is placed in a uniform magnetic field of 2 tesla. The angle between the magnetic field and the direction of the current is

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