Topics
Electrostatics
Electric Charges and Fields
- Electric Charges
- Basic Properties of Electric Charge
- Quantisation of Charge
- Coulomb’s Law
- Force Between Two Point Charges
- Forces Between Multiple Charges
- Superposition Principle of Forces
- Introduction of Electric Field
- Electric Field Due to a Point Charge
- Electric Field Lines
- Electric Dipole
- Dipole in a Uniform External Field
- Electric Flux
- Uniformly Charged Infinite Plane Sheet and Uniformly Charged Thin Spherical Shell (Field Inside and Outside)
- Applications of Gauss’s Law
Electrostatic Potential, Potential Energy and Capacitance
- Electric Potential
- Electric Potential Difference
- Potential Due to a Point Charge
- Potential Due to a System of Charges
- Equipotential Surfaces
- Electrical Potential Energy of a System of Two Point Charges and of Electric Dipole in an Electrostatic Field
- Conductors and Insulators Related to Electric Field
- Free Charges and Bound Charges Inside a Conductor
- Capacitors and Capacitance
- Combination of Capacitors
- Capacitance of a Parallel Plate Capacitor with and Without Dielectric Medium Between the Plates
- Energy Stored in a Capacitor
Current Electricity
- Electric Current
- Flow of Electric Charges in a Metallic Conductor
- Drift of Electrons and the Origin of Resistivity
- Ohm's Law
- V-I Characteristics (Linear and Non-linear)
- Electrical Power
- Electrical Resistivity and Conductivity
- Resistivity of Various Materials
- Combination of Resistors – Series and Parallel
- Temperature Dependence of Resistance
- Cells, Emf, Internal Resistance
- Potential Difference and Emf of a Cell
- Combination of Cells in Series and in Parallel
- Kirchhoff’s Rules
- Wheatstone Bridge
- Metre Bridge
- Potentiometer
- Conductivity and Conductance;
Magnetic Effects of Current and Magnetism
Moving Charges and Magnetism
- Magnetic Force
- Oersted’s Experiment
- Magnetic Field Due to a Current Element, Biot-Savart Law
- Ampere’s Circuital Law
- 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 Currents, the Ampere
- Torque on a Current Loop in Magnetic Field
- Moving Coil Galvanometer
Magnetism and Matter
- 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
- Magnetic Field Intensity Due to a Magnetic Dipole (Bar Magnet) Perpendicular to Its Axis
- Torque on a Magnetic Dipole (Bar Magnet) in a Uniform Magnetic Field
- The Bar Magnet
- The Earth’s Magnetism
- Magnetic Properties of Materials
- Permanent Magnet and Electromagnet
- Magnetic Force
- Magnetisation and Magnetic Intensity
Electromagnetic Induction and Alternating Currents
Electromagnetic Induction
Alternating Current
Electromagnetic Waves
Optics
Ray Optics and Optical Instruments
- Reflection of Light by Spherical Mirrors
- Ray Optics - Mirror Formula
- Refraction
- Total Internal Reflection
- Refraction at Spherical Surfaces
- Lenses
- Thin Lens Formula
- Lensmaker's Formula
- Magnification
- Power of a Lens
- Combination of Thin Lenses in Contact
- Dispersion by a Prism
- Some Natural Phenomena Due to Sunlight
- The Microscope
- Telescope
- Snell’s Law
Wave Optics
- Huygens Principle
- Proof of Laws of Reflection and Refraction Using Huygen's Principle
- Interference
- Interference of Light Waves and Young’s Experiment
- Coherent and Incoherent Sources and Sustained Interference of Light
- Fraunhofer Diffraction Due to a Single Slit
- Width of Central Maximum
- Polarisation
- Plane Polarised Light
- Brewster's Law
- Law of Malus
- Refraction of Monochromatic Light
Dual Nature of Radiation and Matter
Atoms and Nuclei
Atoms
Nuclei
Electronic Devices
- Concept of Semiconductor Electronics: Materials, Devices and Simple Circuits
- Materials, Devices and Simple Circuits
- Energy Bands in Conductors, Semiconductors and Insulators
- Intrinsic Semiconductor
- Extrinsic Semiconductor
- Semiconductor Diode
- Diode as a Rectifier
- Special Purpose P-n Junction Diodes
- Zener Diode as a Voltage Regulator
- Transistor: Structure and Action
- NPN and PNP Transistor
- Transistor Action
- Transistor and Characteristics of a Transistor
- Transistor as an Amplifier (Ce-configuration)
- Digital Electronics and Logic Gates
- Combination of Gates
Communication Systems
- Elements of a Communication System
- Bandwidth of Signals
- Bandwidth of Transmission Medium
- Propagation of Electromagnetic Waves
- Modulation and Its Necessity
- Need for Modulation and Demodulation
- Advantages of Frequency Modulation Over Amplitude Modulation
- Elementary Ideas About Internet
- Elementary Ideas About Mobile Network
- Elementary ideas about global positioning system (GPS)
- Amplitude Modulation
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