04. Moving Charges And Magnetism | Free NCERT Solutions For Class 12 Physics

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Concept of magnetic field, Oersted's experiment.
Biot - Savart law and its application to current carrying circular loop.
Ampere's law and its applications to infinitely long straight wire. Straight and toroidal
solenoids (only qualitative treatment), force on a moving charge in uniform magnetic and
electric fields, Cyclotron.

Force on a current-carrying conductor in a uniform magnetic field, force between two
parallel current-carrying conductors-definition of ampere, torque experienced by a current
loop in uniform magnetic field; moving coil galvanometer-its current sensitivity and
conversion to ammeter and voltmeter.