This covers the whole syllabus of NCERT and Jee Mains and for NEET with large no's of practice question and their solutions. Question consists of three levels- basic, medium and advanced level.
Syllabus:
Concept of magnetic field, Oersted â??s experiment.
Biot - Savart law and its application to current carrying circular loop.
Ampereâ??s law and its applications to infinitely long straight wire. Straight and toroidal solenoids, 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.
Current loop as a magnetic dipole and its magnetic dipole moment. Magnetic dipole moment of a revolving electron. Magnetic field intensity due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis. Torque on a magnetic dipole (bar magnet) in a uni form magnetic field; bar magnet as an equivalent solenoid, magnetic field lines; Earth â??s magnetic field and magnetic elements.
Magnetism and Matter
Para-, dia- and ferro - magnetic substances, with examples. Electromagnets and factors affecting their strengths. Permanent magnets.