Moving Charges and Magnetism

Related Questions

• Four wires each of length 2.0 metres are bent into four loops P, Q, R and S and then suspended into uniform magnetic field. Same current is passed in each loop. Which statement is correct

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• 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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• On connecting a battery to the two corners of a diagonal of a square conductor frame of side $a$ the magnitude of the magnetic field at the centre will be

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• An electric field of 1500 V / m and a magnetic field of $0.40 weber / meter^2$ act on a moving electron. The minimum uniform speed along a straight line the electron could have is

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• If cathode rays are projected at right angles to a magnetic field, their trajectory is

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