## Physics 12

### 01 electric charges and fields xii

- Concept of charge and Coulomb’s law - By Prof. K. Thyagarajan
- Superposition Principle For Electrostatic Force - By Prof. K. Thyagarajan
- The concept of electric field - By Prof. K. Thyagarajan
- Field Due To Dipole And Continuous Charge Distributions - By Prof. K. Thyagarajan
- Gauss’s law in electrostatics - By Prof. K. Thyagarajan
- APPLICATIONS OF GAUSS’S LAW - By Prof. K. Thyagarajan

### 02 electrostatic potential and capacitance xii

- Electrostatic Potential And Potential Energy - By Prof. K. Thyagarajan
- Potential Due To Different Charge Distributions - By Prof. K. Thyagarajan
- Electric Field And Potential And Concept Of Capacitance - By Prof. K. Thyagarajan
- Energy Stored In Capacitors, Field In Dielectrics, Gauss’s Law In Dielectrics - By Prof. K. Thyagarajan
- Cylindrical and Spherical Capacitors, Series and Parallel Combinations - By Prof. K. Thyagarajan
- Problems In Electromagnetics: Electrostatics - By Prof. K. Thyagarajan
- Problem Solving Electrostatics - By Prof. Amarendra K Sarma

### 03 current and electricity xii

- Electric Current And Current Density - [Lecture 1] - By Prof. Dipan K. Ghosh
- Drift velocity and resistance - [Lecture 2] - By Prof. Dipan K. Ghosh
- Mobility and temperature dependence of resistivity: Current and Electricity - [Lecture 3] - By Prof. Dipan K. Ghosh
- Electromotive force and Ohm’s law : Current and Electricity - [Lecture 4] - By Prof. Dipan K. Ghosh
- Electrical Energy And Power - [Lecture 5] - By Prof. Dipan K. Ghosh
- Series And Parallel Combination Of Resistances Part-I -[Lecture 6] - By Prof. Dipan K. Ghosh
- Equivalent Circuits - [Lecture 7] - By Prof. Dipan K. Ghosh
- Series And Parallel Combinations Of Cells: Current And Electricity - [Lecture 8] - By Prof. Dipan K. Ghosh
- Kirchhoff’s Laws: Current and Electricity - [Lecture 9] - By Prof. Dipan K. Ghosh
- Wheatstone’s bridge, meter bridge and potentiometer - [Lecture 10] - By Prof. Dipan K. Ghosh

### 04 moving charges and magnetism xii

- Magnetostatics: Introduction And Biot Savart Law - By Prof. K. Thyagarajan
- Motion Of Charges In The Presence of Electric and Magnetic Fields - By Prof. K. Thyagarajan
- Magnetic Field For A Straight Conductor And Ampere's Law - By Prof. K. Thyagarajan
- Generalization of Ampere’s law and its applications - By Prof. K. Thyagarajan
- More Applications of Ampere’s Law - By Prof. K. Thyagarajan
- Force And Torque Due To Magnetic Field - By Prof. K. Thyagarajan
- Moving Coil Galvanometer, Ammeter and Voltmeter; Potential Energy of a Dipole - By Prof. K. Thyagarajan

### 05 magnetism and matter xii

- Magnetization: Magnetism and Matter - By Prof. K. Thyagarajan
- Magnetization and application of Ampere’s law - By Prof. K. Thyagarajan
- Diamagnetic, Paramagnetic And Ferromagnetic Materials, Magnetic Field Of The Earth - By Prof. K. Thyagarajan

### 06 electromagnetic induction xii

- Electromagnetic Induction : Electromagnetic Induction - By Prof. K. Thyagarajan
- Faraday’s Law Of Induction: Induced emf - By Prof. K. Thyagarajan
- Faraday’s Law of Induction: Mutual and Self-Inductance - By Prof. K. Thyagarajan
- Self-Inductance And Energy In Magnetic Field : Electromagnetic Induction - By Prof. K. Thyagarajan
- AC Current Generator - By Prof. K. Thyagarajan

### 07 alternating currents xii

- Circuits with Resistance and Inductance - [Lecture 11] - By Prof. Dipan K. Ghosh
- Capacitive Circuits: Alternating Currents - [Lecture 12] - By Prof. Dipan K. Ghosh
- LCR Circuit- Graphical Solution : Alternating Currents - [Lecture 13] - By Prof. Dipan K. Ghosh
- LCR Circuits- Analytical Solution Resonance - [Lecture 14] - By Prof. Dipan K. Ghosh
- LCR Circuit : Applications - [Lecture 15] - By Prof. Dipan K. Ghosh
- LCR Circuit : Power Factor - [Lecture 16] - By Prof. Dipan K. Ghosh
- LC Oscillations - [Lecture 17] - By Prof. Dipan K. Ghosh
- Transformers - [Lecture 18] - By Prof. Dipan K. Ghosh

### 08 electromagnetic waves xii

- Displacement Current - By Prof. K. Thyagarajan
- Concept Of Waves And Electromagnetic Waves - By Prof. K. Thyagarajan
- Maxwell’s Equations And Electromagnetic Waves - By Prof. K. Thyagarajan
- Problems In Electromagnetics: Magnetic Fields, EM Waves - By Prof. K. Thyagarajan

### 09 ray optics and optical instruments xii

- Optics : General Introduction - By Prof. M.R. Shenoy
- Optics: Reflection of Light and Formation of Images - By Prof. M.R. Shenoy
- The Mirror Equation : Ray Optics and Optical Instruments - By Prof. M.R. Shenoy
- Refraction of Light : Ray Optics and Optical Instruments - By Prof. M.R. Shenoy
- Total Internal Reflection : Ray Optics and Optical Instruments - By Prof. M.R. Shenoy
- Refraction at Spherical Surfaces and by Lenses: Ray Optics and Optical Instruments - By Prof. M.R. Shenoy
- Power of a Lens and Combination of Thin Lenses in Contact - By Prof. M.R. Shenoy
- Viewing Objects: Eyes as an optical instrument : Ray Optics and Optical Instruments - By Prof. M.R. Shenoy
- Microscopes and Telescopes : Ray Optics and Optical Instruments - By Prof. M.R. Shenoy
- Refraction Through a Prism and Dispersion : Ray Optics and Optical Instruments - By Prof. M.R. Shenoy

### 10 wave optics xii

- Optics: Wave Optics-Huygens Principle - By Prof. M.R. Shenoy
- Optics: Young’s Interference Experiment - By Prof. M.R. Shenoy
- Optics: Interference with Coherent and Incoherent Waves - By Prof. M.R. Shenoy
- Optics: Fringe Shift in the Two-hole Interference Equipment - By Prof. M.R. Shenoy
- Diffraction - By Prof. M.R. Shenoy
- Diffraction Patterns Due to a ‘Single-Slit’ and a ‘Circular Aperture - By Prof. M.R. Shenoy
- Optics: Polarisation of Light - By Prof. M.R. Shenoy
- What is Light -I - By Prof. Ajoy Ghatak
- What is Light-II - By Prof. Ajoy Ghatak.

### 11 dual nature of radiation and matter xii

- Modern Physics: General Introduction - By Prof. V Ravishankar
- Modern Physics -I - By Prof. V Ravishankar
- Modern Physics -II - By Prof. V Ravishankar
- Photoelectric Effects: Facts and Prospects - By Prof. V Ravishankar
- Photoelectric Effect: Einstein’s Explanation - By Prof. V Ravishankar
- Wave Nature of Matter - By Prof. V Ravishankar
- Matter Waves & Structure of the Atom - By Prof. V Ravishankar
- Problem Solving Modern Physics - By Dr. Mukesh Kumar

### 12 atoms xii

- The Structure of the Atom - By Prof. V Ravishankar
- Atomic Models - By Prof. V Ravishankar
- Rutherford Scattering and Introduction to Bohr Model - By Prof. V Ravishankar
- Bohr Model of Atom-I - By Prof. V Ravishankar
- Bohr Model of Atom-II - By Prof. V Ravishankar
- Problem Solving Session, Structure of Atom-B - By Prof. Sabyashachi Mishra
- Problem Solving in ‘Quantum Physics of Atoms Part-1 [Problem Solving ‘Units and Errors in Measurement’] -By Prof. Manu Jaiswal
- Problem Solving in ‘Quantum Physics of Atoms Part-2 - By Prof. Manu Jaiswal

### 13 nuclei xii

- The Atomic Nucleus-I - By Prof. V Ravishankar
- The Atomic Nucleus-II - By Prof. V Ravishankar
- The Atomic Nucleus Masses and Stability-I - By Prof. V Ravishankar
- The Atomic Nucleus Masses and Stability-II - By Prof. V Ravishankar
- The Atomic Nucleus Fission and Radioactivity - By Prof. V Ravishankar

### 14 semiconductor electronics materials devices and simple circuits xii

- Conductors, Semiconductors and Insulators - [Lecture 1] - By Prof. HC Verma
- Doping in Semiconductors - [Lecture 2] - By Prof. HC Verma
- P-N Junction Basics - [Lecture 3] - By Prof. HC Verma
- Field and Potential in P-N junction - [Lecture 4] - By Prof. HC Verma
- Current Through a P-N Junction - [Lecture 5 ] - By Prof. HC Verma