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Recent questions tagged telegram-2052

(chatquestion)...24. The dipole moment of a circular loop carrying a current I, is m and the magnetic field at the centre of the loop is B;. When the dipole moment is doubled by keeping the current B is: constant, the magnetic field at the centre of the loop is Bz. The ratio B, (1) JZ (2) (3) 2 (4) 3

asked May 29, 2020 by balaji.thirumalai

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