Description
Syllabus
Magnetic Effects of Electric Current
- 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.
Magnetism
- 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 uniform magnetic field.
- Bar magnet as an equivalent solenoid.
- Magnetic field lines; earth’s magnetic field and magnetic elements.
- Para-, dia- and ferro – magnetic substances, with examples.
- Electromagnets and factors affecting their strengths, permanent magnets.
Jasminder Jeet Singh –
This is a complete book which gives full information about the topics.