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Chapter 1 : Electrostatics (1)
Charge; Charging of a body- Charging of Conductors, By Contact, By Induction; Charging of Insulators- By Rubbing; Electroscope; Coulombs Law; Important Points About Coulombs Law - Force on point/large objects, Permittivity, Relative Permittivity; Columbs law in Vector form
Electric Field; Electric Field Lines; Field lines due to multiple charges; Some other important Points
Charge Distribution; Some terms Related to Charge Distribution- Linear Charge Density, Surface Charge Density, Volume Charge Density; Electric Field due to Rod on axis; Electric Field due to Semi Circular Ring; Electric Field due to rod anywhere around it; E due to infinite and semi infinite rod; Electric field due to ring; Â Electric field due to Disc; Electric field due to solid hemi-sphere; E due to combined objects
Solid angle; Area Vector; Electric Flux; Flux of closed surface; Gauss Law; Summary of flux
Finding E using concept of Gauss law and flux- E due to infinite long rod, E due to infinite sheet; Properties; E due to Infinite long solid cylinder; E due to infinite long hollow cylinder; E due to infinite long thick sheet; Choice of Gaussian Surface; E due to solid sphere; E due to hollow sphere
Chapter 2 : Electrostatics (2)
Work done by Electrostatic Force; Work done by man in E-Field; Electrostatic Potential Energy
Electric Potential; V due to hollow sphere; Graph of V due to hollow sphere; V due to solid sphere; Important Theory related to sign of V; Equipotential Surface; Important Points on V and U; Motion in Electric Field
Electric Dipole; Dipole Moment; Â Electric field due to dipole; E on axis of dipole; E on equitorial line; E anywhere near dipole; Potential due to dipole; Dipole in uniform electric field; Dipole in non-uniform electric field
Properties of Conductors; Analysis of charge on conductors; Potential due to induced charge
Conductors with cavity- Case 1: Empty cavity, Case 2: Charge inside cavity
Connecting 2 Conductors; Grounding of conductor; Electric field just outside conductor; Electrostatic pressure; Self potential Energy
Chapter 3 : Current Electricity (1)
What is Current?; Motion of electron in conductor; Temp. Dependance of Resistor
Circuit Theory; Kirchoffs Law- Junction Law, Loop Law; Loop Analysis & Nodal Analysis- Loop Analysis, Nodal Analysis
Some special circuits- Series & Parallel Circuits, Open Circuit, Short Circuit
Wheatstone Bridge, Current Antisymmetry
Equivalent Resistance- Series and parallel, Equipotential Points, Wheatstone Bridge
Current Antisymmetry, Infinite Ladder, Circuit Solving, 3D circuits
Chapter 4 : Current Electricity (2)
Heating Effect of Current; Rating of Bulb; Fuse
Battery- Internal resistance, Grouping of Battery , Charging and discharging of battery; Maximum power theorem; Ohmic and Non Ohmic Resistance; Superconductor
Galvanometer; Ammeter & Voltmeter; Making of Ammeter ; Making of Voltmeter
Potentiometer; Applications of Potentiometer- To find EMF of a Battery, To find internal resistance of battery , For finding potential difference; Meter Bridge; Post Office Box; Colour Code of Resistors
Chapter 5 : Capacitor
Capacitor and Capacitance- Parallel Plate Capacitor, Spherical Capacitor, Cylindrical Capacitor; Energy in Capacitor
Capacitive Circuits- Kirchoff's Laws, Loop Law, Junction Law, Â Loop Analysis, Theory through Example 1, Theory through Example 2, Nodal Analysis; Heat Production
Equivalent Capacitance; Â Charge on both sides of cap. Plate
Dielectric Strength- Chrona Discharge; Polar and Non-Polar Dielectric; Dielectric inside Cap; Equivalent Cap with Dielectric; Important Dielectric related ex 1; Important Dielectric related ex 2*
Inserting and Removing Dielectric- Work (Fringling Effect), Force*; Force between plates of capacitor
Chapter 6 : RC Circuits
Maths needed for RC Circuit, Charging Circuit,Question and Answer
Discharging Circuit,Initial and Steady(Final) State,Internal Resistance of Capacitor,Question and Answer.
Chapter 7 : Magnetism and Moving Charge
Introduction, Vector Product, Force Applied by Magnetic Field, Lorentz Force, Velocity Selector
Motion of Charged Particles in Uniform Magnetic  Field, Questions and Solutions
Cases of Motion of Charged Particles in Uniform Magnetic Field, Questions and Solutions, Cyclotron
Force on a Current Carrying Wire on Uniform B and its Cases, Questions and Solutions
Magnetic Field on Axis of Circular Loop, Magnetic Magnetic Field due to Moving Charge, Magnetic Field due to Current
Magnetic Field due to Straight Wire, Different Methods, Questions and Solutions
Advanced Questions, Magnetic Field due to Rotating Ring, Magnetic Field due to Spiral
Force betwwen Two Current Carrying Wires, Questions and Solutions
Ampere's Law, Use of Ampere's Law to find Magnetic Field
Questions and Solutions
Solenoid, Infinite Solenoid, Toroid, Magnetic Dipole, Magnetic Dipole Momentum, Magnetic Field of Dipole
Magnetic Dipole in Uniform Magnetic Field, Different Cases, Moving Coil Galvanometer, Torsional Pendulum
Advanced Questions, Magnetic Dipole and Angular Momentum
Chapter 8 : Magnetism and Matter
Introduction, Magnetic Dipole, Magnetic Properties of Matter, Diamagnetism/Diamagnetic Substances, Paramagnetism/Paramagnetic Substances, Ferromagnetic Substances, Domain Theory of Ferro, Magnetic Properties of Matter
Magnetic Properties of Matter in Detail, Questions and Solutions
Magnetisation and Magnetic Intensity, Meissner Effect, Questions and Solutions, Variation of Magnetisation with Temperature
Hysterisis, Permanent Magnet, Properties of Ferro for Permanent Magnet, Electromagnet
Magnetic Compass, Earth's Magnetic Field
Bar Magnet, Bar Magnet in Uniform Field, Questions and Solutions
Magnetic Poles, Magnetic Field Lines, Magnetism and Gauss's Law, Questions and Solutions
Chapter 9 : Electromagnetic Induction
Introduction, Magnetic Flux, Motional EMF, Questions and Solutions of Motional EMF
Induced Electric Field, Faraday's Law, Comparision between Electrostatic Electric Field and Induced Electric Field
Induced Current; Faraday's Law : If Magnetic Field through a Loop Changes, an Induced Current Flow through it; Lenz's Law : Direction of Induced Current is such that it Opposes it's Own Cause
Faraday's Law and its Cases
Advanced Questions on Faraday's Law
Cases of Current Electricity, Questions and Solutions
Lenz's Law and Conservation of Energy, Eddy Current, How to Minimize Eddy Current, Uses of Eddy Current, AC Generator, Motor
Mutual Induction, Questions and Solutions
Self Inductance, Questions and Solutions, Energy in an Inductor
LR Circuit, Decay Circuit, Questions and Solutions
Initial and Final Analysis of LR Circuit, Questions and Solutions
Chapter 10 : Alternating Current Circuit
Introduction, DC Source and AC Source, Basic AC Circuits, Average and RMS Value
Phasor Method, Rotating Vector, Adding Phasors, RC Circuit
Examples and Solutions
Power in AC Circuit, Resonance Frequency, Bandwidth and Quality Factor, Phasor Diagram of Resonance Frequency, Transformer, Structure of Transformer, Purpose of Transformer, Working of Transformer, Flux Leakage in Transformer, Heat Production in Transformer
LC Oscillator, Question and Solutions of LC Oscillator, Damped LC Oscillator
Chapter 11 : Electromagnetic Waves
Displacement Current; Ampere Maxwell Law
EM Waves; EM Spectrum; Green House Effect; Ozone Layer
Chapter 12 : Photoelectric Effect
Recalling Basics; Photoelectric Effect(Corpuscles Theory, Photo-Emission, Einstein's Explanation, (Theory of Photo-electric effect))
Photo-electric Cell; (Why needed, Theory, Saturation Current, Â Stopping Potential)
Photon Flux; Photon Density; Momentum of Photon; Radiation Pressure- Full Absorbtion, Full Reflection; Dual nature
Chapter 13: Ray Optics (Part 1)
Importance of Chapter, Rays, Beam, Parallel Beam of Light, Diverging Beam of Light, Converging Beam of Light, Reflection of Light, Laws of Reflection of Light, Questions ad Answers, Angle of Deviation, Question on total Deflection of Light, Specular and Diffuse Reflection, Sources of Light, Image Formation by Plane Mirror, Questions and Answers.
Question and Answer, Field of View, Numerical on Field of Line, Size of Mirror, Numericals on Size of Mirror.
Curved Mirrors, How Mirrors are Formed, Terms Related to Curved Mirror, Reflection of Light by Curved Mirror, Focal Plane1
Image Formation by Concave Mirror, Various Cases on How Image formed by Concave Mirror, Numerical, Magnification or Lateral or Transverse Magnification.
Ray Diagram, Formation of Image when Object Placed at Various Position, Numericals.
Image Formation by Convex Mirror, Ray Diagram, Formation of Image when Object Placed at Various Position, Numericals, Derivations of Various Formulae used in Concave Mirror, Derivations of Various Formula used in Convex Mirror,Various Case on Velocity of Image in Spherical Mirrors, Numericlas.
Advanced Optical Systems, Formation of Images with more than one Mirror, Questions and Answers.
Concept of Virtual Object, Formation of Image when Incident ray are Converging, Case of Virtual Object, Numericals, Image Characteristics for Virtual Object, Questions and Answers.
Newton's Formula, Longitudinal Magnification, Numericals.
Formation of Image when Two Plane Mirrors kept at an angle, Advance Optical System, Numericals, Formation of Image by two Parallel Mirrors.
Chapter 14 : Ray Optics (Part 2)
Refractive Index, Opaque, Transparent, Speed of Light, Relative Refractive Index, Refraction and Snell’s Law, Refraction in Denser and Rarer Medium, Questions and Answers.
Image Formation due to Refraction, Derivation, Questions and Answers, Significance of taking i and r small in our Derivation, Refraction in Glass Slab, Image Formation by Glass Slab, Questions and Answers.
Total Internal Reflection, Critical Angle, Questions and Answers, Principle of Reversibility.
Application of Total Internal Reflection, Diamond, Optical Fibre, Prism, Variable Refractive Index, Case of Sunrise and Sunset, Mirage, Looming.
Refraction at Curved Surface, Questions and Answers, Image Formation by Curved Surface, Questions and Answers, Derivation.
Some Advanced Questions, Image Formation by Curved Surface, Snell’s Law in Vector Form
Lens, Various types of Lens, Differentiating between various Lenses, Convex Lens, Concave Lens, Questions and Answers, Primary and Secondary Focus in Lens, Questions and Answers, Optical Centre, Derivation of Lens Maker Formula, Questions and Answers.
Lens Formula, Questions and Answers.
Property of Image by Convex Lens, Questions and Answers, Properties of Concave Lens, Lens Location, Minimum Distance Between Real Image and Object, Questions and Answers.
Power of Lens, Combination of Lens, Questions and Answers, Autocollimation.
Silvering of Lens, Questions and Answers.
Cutting of Lens and Mirror, Vertical Cutting, Horizontal Cutting, Questions and Answers.
Newton’s Law for Lens, Examples, Questions and Answers, Virtual Object.
Chapter 15 : Ray Optics (Part 3)
Prism, Angle of Prism, Reversibility in Prism, Questions and Answers.
Deviation in Prism, Minimum and Maximum Deviation, Questions and Answers, Asymmetric, Summary of Deviation, Thin Prism, Proof for formula of Thin Prism, Questions and Answers.
Dispersion of Light, Refractive Index, Composition of Light, Dispersion through Prism, Questions and Answers.
Rainbow Formation, Primary Rainbow, Secondary Rainbow, Questions and Answers, Scattering of Light, Tyndall Effect, Explanation of why sky look blue, Defects of Image, Spherical Defect, Chromatic Defect or Chromatic Aberration, Achromatism.
Optical Instruments, The Human Eye, Structure of Eye, Working of Eye, Role of Iris and Pupil, Power of Accomodation, Defects of Eye and its Correction, Myopia, Hypermetropia, Correction of Myopia, Correction of Hypermetropia, Far Point and Near Point, Presbyopia, Catoract, Questions and Answers, Astigmatism.
Microscope, Simple and Compound Microscope, Magnifying Glass, Formula for Simple Microscope, Magnification, Questions and Answers, Formula for Compound Microscope, Telescope, Astronomical Telescope, Formula for Astronomical Telescope, Terrestial Telescope, Binoculars, Formula for Terrestial Telescope, Resolving Power in Microscope and Telescope, Reflecting Telescope, Advantages of Reflecting Telescope over Refracting Telescope,
Chapter 16 : Wave Optics
Introduction to Wave Optics
Huygens Wave Theory
Huygens Theory of Secondary Wavelets
Law of Reflection by Huygens Theory
Deriving Laws of Refraction by Huygens Wave Theory
Multiple Answer type question on Huygens Theory
Conditions of Constructive and Destructive Interference
Conditions of Constructive and Destructive Interference
Coherent Sources of Light
Incoherent Sources of Light
Youngs Double Slit Experiment
Fringe Width Positions of Bright and Dark Fringes
Numerical problems on Youngs Double Slit Experiment
Numerical problems on Youngs Double Slit Experiment
Displacement of Interference Pattern
Numerical problems on Displacement of Interference Pattern
Shapes of Fringes
Colour of Thin Films
Interference with White Light
Diffraction of Light
Diffraction of Light
Polarisation of Light
Polarisation of Light
Chapter 17 : Atomic Structure
Thomson Model of Atom; Rutherford Model of Atom - Trajectory of alpha particle; Limitations; Bohr's Model - 1st Postulate, 2nd Postulate; Hydrogen Like Atom; Energy Levels
Bohr's 3rd Postulate- Emission Spectra, Absorption Spectra; De Broglie Explanation of Bohr's 2nd Postulate; Limitations of Bohr's Model
Momentum Conservation in Photon Emission; Motion of Nucleus; Atomic Collision
Chapter 18 : Nucleus
Basics- Size of Nucleus, Nuclear Force, Binding Energy, Mass Defect; Radioactive Decay- Alpha Decay, Q-factor, Beta Decay, Q-factor; Gamma Decay
Laws of Radioactive Decay; Activity
Nuclear Fission; Nuclear Reactor; Nuclear Fusion- Reaction Inside Sun
Previous Year Questions (Available Online)
Chapter 19 : X-Ray
Electromagnetic Spectrum, Thermionic Emission; Coolidge Tube - Process 1
Coolidge Tube - Process 2; Moseley's Law; Absorption of X-rays in Heavy Metal
Chapter 20 : Error and Measurement
Introduction; Least Count of Instruments; Mathematical Operation on Data with Random Error
Significant Digits; Significant Digits and Mathematical Operations
Chapter 21 : Semiconductors
Conductors, Insulators, Semiconductors, Energy Band Theory, Silicon, Germanium Lattice
Doping(N-type Semiconductor, P-type Semiconductor, Energy Diagram of Extrinsic), PN Junction(Diffusion, Drift, Equilibrium)
Dioide(Forward Bias, Reverse Bias, Breakdown), Diode as Rectifier(Half wave rectifier, Full wave rectifier, Â Filter)
Voltage Regulator and Zener Diode(What is VR, Circuit of VR, Zener Diode), Optoelectronic Jn. Devices(Photodiode, LED, Solar Cell)
Transistor, pnp, npn, Modes of operation, Input and Output Characteristics, , Current Amplification Factor
Transistor as Amplifier(Amplification, Amplifier, Types of Amplifier), Transistor as Switch, Transistor as Oscillator, Digital Gates(Analog and Digital Signals, Â Logic Gates)
Previous Year Questions  (Available Online)
Chapter 22 : Communication Systems
Basic working and terms; Signal; Antenna- Attenuation, Repeaters, Range, Dipole Antenna, Modes of propagation; Modulation- Need, Amplification Modulation, Transmitter, Receiver, Modulation index; Types of Modulation
Modulation- Need, Amplification Modulation, Transmitter, Receiver, Modulation index; Types of modulation
Previous Year Questions (Available Online)
About Instructors
Dronstudy Academic Team
DronStudy Academic team consists of IITian teachers of Kota fame. The team has more than 45 years of teaching experience put together. It is headed by Neetin Agrawal Sir - B.Tech IIT Madras / Author of 3 books for IIT-JEE Physics / Taught in some of the best Coaching Institutes of India / Has several Inventions (Patents) to his name during his Corporate Research years.
Sateesh jaiswal
Sir you are teach really awesome
jitendra jaisingani
sir you are awesome
but I want to ask you that which book should I solve after watching your video lectures
will H.C.V. be good enough ?
Ashutosh kewat
Neetin sir please upload your lectures for Wave optics
Generation Next
Hello Ashutosh Please call on our help line number 8287971571
Harsh
Every small concept has been taught very well in a very simple,clear and understandable language with a nice presentation.
Sir u r great.
Generation Next
thank you harsh
vivek
Sir u r best
the way you teach
my god
no body can teach us like you in this world
i wanna talk with you
one day i will
keep going on
Generation Next
you can make call on our help line number 8287971571
Tanmay
Neetin sir please upload the chapters of optics for iit jee physics