Topics, explained the way a good teacher would
Short lessons with simple explanations, tables, flowcharts, a labelled diagram, real-life examples and a quick check. New topics are added as students learn them.
Learn a new topic- PhysicsClass 9-10 · CBSEHuman Eye, Defects of Vision and Atmospheric RefractionExplore the human eye anatomy, power of accommodation, myopia and hypermetropia ray diagrams and lens corrections, prism dispersion (VIBGYOR), atmospheric refraction (twinkling stars), and Tyndall scattering.
- PhysicsClass 9-10 · CBSEMagnetic Effects of Current and Electric MotorsLearn magnetic fields around conductors, Right-Hand Thumb Rule, Solenoids, Fleming’s Left-Hand Rule for electric motors, and Faraday’s electromagnetic induction with Fleming’s Right-Hand Rule.
- PhysicsClass 9-10 · CBSESound: Waves, Echo, Ultrasound and the Human EarLearn how sound propagates as longitudinal compression-rarefaction waves, speed equation v = fλ, minimum distance for clear echo, ultrasound medical & SONAR applications, and human ear anatomy.
- PhysicsClass 9-10 · CBSEElectric Current, Resistance and Ohm’s LawComplete guide to electric charge, current (I = Q/t), potential difference (V = W/Q), Ohm’s law, factors determining resistance, series vs parallel circuits, and Joule’s heating effect.
- PhysicsClass 9-10 · CBSEWork, Energy, Power and Conservation LawsUnderstand scientific definition of work (positive, negative, zero), kinetic energy, gravitational potential energy, law of conservation of mechanical energy, and power in commercial units.
- PhysicsClass 9-10 · CBSEGravitation, Free Fall and WeightlessnessMaster Newton’s Universal Law of Gravitation, acceleration due to gravity (g vs G), equations of motion under free fall, mass vs weight, and Archimedes principle.
- PhysicsClass 9-10 · CBSELight and Convex LensesA convex lens is a converging lens, meaning it brings parallel rays of light together at a single point. Understanding how light interacts with these lenses i
- PhysicsSenior secondary (Class 11-12, JEE / NEET, AP, A-level, IB)Continuous Mass Distribution ka Centre of MassJab ek body mein mass continuously distributed hota hai, jaise ki ek rod ya disk, tab uska Centre of Mass (COM) nikalne ke liye hum integration ka use karte h
- PhysicsClass 11-12 · JEE / NEETगुरुत्वाकर्षण (Gravitation)गुरुत्वाकर्षण वह बल है जिसके कारण ब्रह्मांड में सभी वस्तुएँ एक-दूसरे को आकर्षित करती हैं। यह एक मौलिक बल है जो ग्रहों की गति, ज्वार-भाटा और वस्तुओं के भार के
- PhysicsClass 11-12 · JEE / NEET / AP PhysicsWork, Energy, and PowerMaster Work, Kinetic and Potential Energy, the Work-Energy Theorem, Conservative Forces, and Power with diagrams, formulas, and solved problems.
- PhysicsClass 12 · JEE / NEET / AP PhysicsWave Optics & Young's Double Slit ExperimentLearn Huygens' Wave Theory, Coherent Sources, Interference of Light, and YDSE Fringe Width Derivation.
- PhysicsClass 11-12 · JEE / NEET / AP Physics 1Wave Motion & Doppler EffectLearn Progressive Waves, Standing Waves in Strings and Organ Pipes, Beats, and the Doppler Shift Formula.
- PhysicsClass 11-12 · JEE / NEET / AP Physics 2Thermodynamics: First & Second LawsLearn First Law (ΔQ = ΔU + ΔW), Isothermal vs Adiabatic processes, P-V Diagrams, Carnot Engine Efficiency, and Entropy.
- PhysicsClass 11-12 · JEE / NEET / AP Physics 1Simple Harmonic Motion (SHM)Master SHM Equations, Restoring Forces, Spring-Mass Systems, Simple Pendulums, and Kinetic-Potential Energy Curves.
- PhysicsClass 12 · JEE / NEET / AP PhysicsSemiconductor Diodes & RectifiersLearn Energy Bands, P-N Junction Depletion Layer, Forward & Reverse Biasing, Full-Wave Rectifiers, and Zener Diodes.
- PhysicsClass 11-12 · JEE / NEET / AP Physics CRotational Motion & Moment of InertiaMaster Rotational Kinematics, Torque, Moment of Inertia, Parallel and Perpendicular Axis Theorems, Pure Rolling, and Angular Momentum Conservation.
- PhysicsClass 12 · JEE / NEET / AP PhysicsRefraction Through a Prism & Total Internal ReflectionMaster Prism Deviation, Angle of Minimum Deviation (Dm), Critical Angle, Total Internal Reflection (TIR), and Optical Fibers.
- PhysicsClass 12 · JEE / NEET / AP Physics 2Ray Optics: Spherical Mirrors & Lens Maker's FormulaLearn Mirror Formula, Refraction at Spherical Surfaces, Lens Maker's Equation, Power of Lenses, and Sign Conventions.
- PhysicsClass 12 · JEE / NEET / ElectronicsLogic Gates & Digital Boolean CircuitsMaster Truth Tables for AND, OR, NOT, NAND, NOR, XOR Gates, Universal Gates, and De Morgan's Theorems.
- PhysicsClass 12 · JEE / NEET / AP Physics CGauss's Law & Its ApplicationsLearn Electric Flux, Gauss's Law, Gaussian Surfaces for Line Charges, Sheets of Charge, and Conducting Spherical Shells.
- PhysicsClass 11-12 · JEE / NEET / AP PhysicsFluid Mechanics: Bernoulli's Principle & ViscosityMaster Continuity Equation, Bernoulli's Theorem, Torricelli's Law, Venturimeter, Viscosity, and Stokes' Law.
- PhysicsClass 12 · JEE / NEET / AP Physics 2Electrostatics: Coulomb's Law & Electric PotentialLearn Coulomb's Law, Electric Fields, Electric Dipoles, Potential Energy of Charges, and Equipotential Surfaces with visual diagrams and derivations.
- PhysicsClass 12 · JEE / NEET / AP Physics CElectromagnetic Induction & Lenz's LawLearn Faraday's Law of Induction, Lenz's Law, Motional EMF, Eddy Currents, and Self & Mutual Inductance.
- PhysicsClass 12 · JEE / NEET / AP PhysicsDual Nature of Radiation & Photoelectric EffectMaster Photoelectric Emission, Einstein's Photon Theory, Stopping Potential, Cutoff Frequency, and de Broglie Wavelength.
- PhysicsClass 12 · JEE / NEET / AP Physics 2Current Electricity & Kirchhoff's RulesMaster Ohm's Law, Drift Velocity, Kirchhoff's Laws (KCL & KVL), and the Balanced Wheatstone Bridge.
- PhysicsClass 12 · JEE / NEET / AP Physics 2Capacitance & DielectricsUnderstand Parallel Plate Capacitors, Dielectric Polarization, Energy Density, and Series-Parallel Combinations.
- PhysicsClass 12 · JEE / NEET / AP PhysicsBohr's Atomic Model & Hydrogen SpectraMaster Bohr's Postulates, Orbital Radii Derivation, Velocity, Energy Levels (-13.6/n² eV), and Spectral Series.
- PhysicsClass 12 · JEE / NEET / AP Physics CBiot-Savart Law & Magnetic FieldsMaster the Biot-Savart Law vector equation, magnetic field of a straight wire, circular loop on axis, and Ampere's Circuital Law.
- PhysicsClass 12 · JEE / NEET / AP PhysicsAlternating Current (AC) & Series LCR CircuitMaster RMS Values, Phasor Diagrams, Impedance, Series LCR Resonance, Power Factor, and Transformers.
- PhysicsSenior High School & College PhysicsWhat is Gravity? From Newton to Einstein and Quantum PhysicsWhat is gravity really? Explore Newton's attractive force, Einstein's spacetime curvature in General Relativity, and the cutting-edge frontier of Quantum Gravity and the graviton.