Topic Trends
See which topics appear most — focus on the hot ones! 🔥
🏆 Top 10 Most Tested Topics
📚 By Chapter
Thermodynamics & KTG
Thermodynamic Processes + PV Diagrams
Class 11 · 75 min
Kinetic Theory — Speed + Degrees of Freedom
Class 11 · 75 min
Work done in Processes — PV diagrams, area under curve
Class 11 · 60 min
Heat Engines — Efficiency, Carnot engine
Class 11 · 75 min
Mean Free Path
Class 11 · 50 min
Entropy & Second Law — Heat pumps, refrigerators
Class 11 · 75 min
Specific Heat — Cp, Cv, γ for mono/di/polyatomic gases
Class 11 · 75 min
Kinetic Theory — RMS speed, average speed, most probable speed
Class 11 · 60 min
Degrees of Freedom & Law of Equipartition
Class 11 · 75 min
Ideal Gas Law — PV = nRT, gas laws
Class 11 · 75 min
First Law of Thermodynamics — ΔU = Q - W
Class 11 · 75 min
Thermodynamic Processes — Isothermal, adiabatic, isochoric, isobaric
Class 11 · 75 min
Electrostatics
Capacitors — Combinations & Energy
Class 12 · 100 min
Gauss's Law Applications
Class 12 · 90 min
Gauss's Law — Electric flux, applications
Class 12 · 75 min
Electric Potential — Due to point charge, shell, dipole
Class 12 · 75 min
Capacitor Combinations — Series, parallel, energy stored
Class 12 · 60 min
Equipotential Surfaces
Class 12 · 60 min
Dielectrics — Polarization, dielectric constant
Class 12 · 75 min
Electric Dipole — Torque, potential, field
Class 12 · 75 min
Electric Field — Due to point charge, dipole, ring, disc
Class 12 · 120 min
Potential Energy — System of charges
Class 12 · 60 min
Coulomb's Law — Force between charges
Class 12 · 60 min
Capacitors — Parallel plate, spherical, cylindrical
Class 12 · 75 min
Dual Nature of Matter
Units & Measurements
Semiconductor
Logic Gates + Boolean Algebra
Class 12 · 75 min
Transistor — NPN/PNP, CE configuration
Class 12 · 75 min
Zener Diode — Voltage regulation
Class 12 · 60 min
p-n Junction — Formation, depletion layer, biasing
Class 12 · 75 min
Rectifiers — Half wave, full wave
Class 12 · 75 min
p-n Junction Diode — Forward and reverse bias, I-V curve
Class 12 · 75 min
Logic Gates — AND, OR, NOT, NAND, NOR, XOR
Class 12 · 60 min
Boolean Algebra — De Morgan's theorem
Class 12 · 45 min
Energy Bands — Conductor, semiconductor, insulator
Class 12 · 60 min
Current Electricity
Kirchhoff's Laws & Circuits
Class 12 · 75 min
Potentiometer + Wheatstone Bridge
Class 12 · 60 min
Power Dissipation — P = I²R = V²/R
Class 12 · 60 min
Potentiometer — Comparing EMFs, internal resistance
Class 12 · 75 min
Wheatstone Bridge — Balanced condition, Metre Bridge
Class 12 · 60 min
Kirchhoff's Laws — KCL, KVL, complex networks
Class 12 · 75 min
Ohm's Law — Resistance, resistivity, conductivity
Class 12 · 60 min
RC Circuits — Charging and discharging
Class 12 · 75 min
Cell Combinations — Series, parallel, mixed
Class 12 · 75 min
Temperature Dependence of Resistance
Class 12 · 60 min
Atoms
Ray Optics
Lens Formula + Prism Deviation
Class 12 · 75 min
Optical Instruments — Microscope, telescope
Class 12 · 75 min
Human Eye — Defects and correction
Class 12 · 60 min
Lens Formula — Thin lens, power, combination
Class 12 · 75 min
Refraction — Snell's law, refractive index
Class 12 · 60 min
Refraction at Spherical Surfaces
Class 12 · 75 min
Total Internal Reflection — Critical angle, optical fibre
Class 12 · 60 min
Reflection — Laws, mirrors, mirror formula
Class 12 · 80 min
Prism — Deviation, minimum deviation, dispersion
Class 12 · 75 min
Rotation
Rolling Motion (Rolling without Slipping)
Class 11 · 100 min
Moment of Inertia + Parallel Axis Theorem
Class 11 · 90 min
Rolling Motion — Rolling without slipping, KE of rolling
Class 11 · 75 min
Moment of Inertia — Standard bodies (ring, disc, rod, sphere)
Class 11 · 60 min
Torque — τ = r×F, rotational equilibrium
Class 11 · 75 min
Parallel Axis Theorem & Perpendicular Axis Theorem
Class 11 · 60 min
Angular Momentum — L = Iω, conservation
Class 11 · 75 min
Angular Impulse
Class 11 · 45 min
Rotational Equations of Motion
Class 11 · 60 min
Magnetic Effects of Current
Biot-Savart + Ampere's Law
Class 12 · 80 min
Cyclotron — Working principle
Class 12 · 60 min
Moving Charge in Crossed Fields — Velocity selector
Class 12 · 45 min
Galvanometer — Conversion to ammeter and voltmeter
Class 12 · 75 min
Torque on Current Loop — Motor principle
Class 12 · 60 min
Force on Current-Carrying Conductor
Class 12 · 60 min
Ampere's Law — Applications (solenoid, toroid)
Class 12 · 60 min
Force on Moving Charge — Lorentz force, circular motion
Class 12 · 75 min
Biot-Savart Law — Field due to straight wire, circular loop
Class 12 · 75 min
EMI
Work Energy Power
AC Circuits
Centre of Mass & Collisions
SHM
Kinematics
Projectile Motion
Class 11 · 90 min
Projectile Motion — Range, height, time of flight
Class 11 · 75 min
River-Boat Problems — Crossing shortest path vs shortest time
Class 11 · 60 min
Graphs — Position-time, velocity-time, acceleration-time
Class 11 · 75 min
Uniform Circular Motion — Angular velocity, centripetal acceleration
Class 11 · 75 min
Motion Under Gravity — Free fall, vertical throw
Class 11 · 60 min
Relative Motion — Relative velocity in 1D and 2D
Class 11 · 75 min
Projectile Motion — Angle for maximum range
Class 11 · 45 min
Equations of Motion — v=u+at, s=ut+½at², v²=u²+2as
Class 11 · 60 min
Nuclei
Gravitation
Waves & Sound
Properties of Matter
Bernoulli's Theorem + Continuity
Class 11 · 75 min
Buoyancy — Archimedes' principle, floating
Class 11 · 60 min
Surface Tension — Excess pressure, capillary rise
Class 11 · 75 min
Viscosity — Stokes' law, terminal velocity
Class 11 · 75 min
Streamline vs Turbulent Flow — Reynolds number
Class 11 · 60 min
Elasticity — Stress, strain, Young's modulus
Class 11 · 75 min
Pressure in Fluids — Pascal's law, hydraulic press
Class 11 · 60 min
Bulk Modulus & Modulus of Rigidity
Class 11 · 45 min
Bernoulli's Theorem — Applications, Venturimeter
Class 11 · 75 min