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**Online video lessons for all topics.Learn any topic, anytime, at your pace. **

**425 video lectures with pdf notes and test topics**

**More than 425 pre-recorded lectures****Entire theory and Numerical covered from a text book****The average lecture time is 15 min****Topic wise practice paper****Lecture wise PDF notes**

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**Online video lessons for all topics.Learn any topic, anytime, at your pace. **

**425 video lectures**

Preetam Patil ( Founder of Prime Shiksha)

Warmly called PPT, Prof. Preetam Patil is reputed for his knowledge and teaching methodologies. He has earned his stripes by giving a fresh perspective to a complex subject like Physics and making it easy for students to understand.

His interesting style has attracted an enviable number of followers making his YouTube channel ‘Prime Physics’ a favourite with students of this subject. It is to his merit that many of his students are NEET and MHT-CET top rankers.

Besides teaching, Prof.Patil has a rich 16 years of experience tutoring students at various renowned coaching classes in Maharashtra. He has also trained and fostered many deserving teachers. Today he is planning to mobilize skilled teachers to leverage his YouTube platform.

Mathamatical tools

- 1A How to find Log
- 1B How to find Antilog
- 1C Multiplication of Number using log
- 1D Division of two number using log
- 1E How to find power using log
- 1F How to find reciprocal using log
- 1G Misc Sums using log
- 1H Misc Sums using Log
- 1I How to find values of trigonometric ratio
- 1J How to find inverse of Trigonometric ratio

Rotational Dynamics

- 1A Introduction to Circular motion
- 1B Terms involved in circular motion
- 1C Direction of angular displacement, Velocity and acceleration
- 1D Relation between Linear and Angular term
- 1E Angular Kinematics Equation
- 1F Numericals based on kinematics equation
- 1G Best Numerical from textbook
- 1H Self Evaluation (MCQ)
- 2A Acceleration in Circular Motion
- 2B1 Characteristics of Circular Motion
- 2B2 Centripetal Force and Centrifugal Force
- 2C Basic Numericals on Centripetal Force (Type 2)
- 2D Numerical based on Tension in string (Type 3)
- 2E Numerical based on Coin on a rotating disc (Type 4)
- 2F Self evaluation ( Part 2)
- 3A Maximum Velocity on Horiz0ntal curve Road (Type 5)
- 3B Concept of banking
- 3C Derivation of Speed limit for banking of road
- 3D Numerical on Banking of road (Type 6)
- 3E Concept of Death well (Type 7) ( Reduce Syllabus)
- 4A Concept of Conical Pendulum
- 4B Numerical on Conical Pendulum
- Self Assessment 3 and 4
- 5A Vertical Circular Motion
- 5B Concept of VCM
- 5C Numerical on VCM
- 5D Textbook sum 1.6
- 5E Mass tied to a rod
- 5F Bucket wala Concept (Type 10)
- 5G Convex Bridge (Type 11)
- 5H Sphere of death (Type 12) ( Reduced Syllabus)
- Self Assessment 5
- 6A Moment of Inertia
- 6B Radius of gyration
- 6C Concept of torque
- 6D Concept of Angular Momentum
- 6E Derivation for K.E , Torque and Angular Momentum
- 7A Parallel Axis Theorem
- 7B Perpendicular axis theorem
- 8A M.I of Ring
- 8B Derivation of M.I of Disc
- 8C M.I of Disc
- 8D M.I of Rod and cylinder
- 8E M.I of Sphere
- 8F M.I of different bodies
- 9A Numerical on M.I
- 9B Numerical on K.E
- 9C Numerical on angular momentum
- 9D Numerical on Torque
- 9E Textbook Numericals
- 10 A Law of Conservation of angular momentum
- 10 B Numerical on Law of Conservation of Angular Momentum

Mechanical Properties of fluid

- 1A Introduction to fluids
- 1B Concept of pressure
- 1C Application of pressure
- 1D Pressure exerted by liquid column
- 1E Atmospheric Pressure
- 1F Absolute pressure and Gauge Pressure
- 1G Hydrostatic paradox
- 2A Pascal Law
- 2B Hydraulic Lift
- 2C Hydraulic Brakes
- 3A Intoduction to Surface tension
- 3B Surface tension on the basis of Molecular Theory
- 3C Surface tension and Surface energy
- 3D Numerical on Surface Tension (Type 1)
- 3E Bubble Wale Sums (Type 2)
- 3F Dropletes wale Sums (Type 3)
- 4A Intoduction to angle of contact
- 4B Explanation of angle of contact
- Self Assessment 1
- 5A Shape of a liquid drop
- 5B Pressure difference
- 5C Excess of pressure ( Derivation)
- 5D Numerical on excess of pressure
- Self Assessment 2
- 6A Concept of capillary tube
- 6B Derivation of capillary rise
- 6C Numericals on Capillary rise
- 6D Factors effecting ST
- Self Assessment 3
- 7A Introduction to Hydrodynamics
- 7B Streamline flow and turbulent flow
- 7C Concept of Viscosity
- 7D Strokes Law
- 7E Terminal Velocity
- 7F Reynold Number
- 7G Numericals on Viscosity

Kinetic theory of gases and radiation

- 1A Basic of Gas Laws
- 1B Ideal Gas Equation
- 1C Numerical based on Ideal Gas Equation
- 1D Self Assessment 1
- 2A Pressure exerted by gas
- 2B RMS Velocity
- 2C Numerical based on Pressure (Type 2)
- 2D Numerical based on rms Velocity (Type 3)
- Self Assessment 2
- 3A K.E of Gas
- 3B Numerical based on K.E of gas
- 3C Boyles Law
- Self Assessment 3
- 4A Specific heat
- 4B Law of Thermodynamics
- 4C Mayers Relation
- 4D Numerical based on Mayers relation
- 5A Introduction to Radiation
- 5B Thermal Coefficient
- 5C Types of bodies
- 5D Emissive Power
- 5E Numerical on Emissive Power
- 6A Kirchhoff's Law of radiation
- 6B Black body Spectrum
- 6C Stefan Boltzmann Constant
- 6D Numericals based on Weins Displacement Law
- 6E Numerical on Stefan Law
- Self assessment 4
- Self assessment 5

Thermodynamics

- 1A Introduction to Thermodynamics
- 1B Terms in Thermodynamics
- 1C Thermal Equillibrium
- 1D Zeroth Law of Thermodynamics
- 2A Internal Energy
- 2B Heat
- 2C Change in Internal Energy
- 2D Positive and Negative work
- 2E Derivation for work done
- 2F First Law of Thermodynamics
- 2G Positive and Negative internal Energy
- 2H Numerical on work done (Type 1)
- 2I Numericals on First law of thermodynamics (Type 2)
- Self Assessment
- 3A Thermodynamics state variable
- 3B Thermodynamics Equilibrium
- 3C Equation of State
- 3D Indicator diagram
- 3E Numerical based on indicator diagram
- 3F Heat transferred to System
- 4A Thermodynamics Process
- 4B Isothermal Process
- 4C Numerical based on Isothermal Process
- 4D Isobaric Process
- 4E Numerical based on Isobaric Process
- 4F Isochoric Process
- 4G Adiabatic Process
- 4H Numerical based on adiabatic process

Oscillations

- 1A Difference between Oscillation and SHM
- 1B Define Linear SHM
- 1C Differential equation of linear SHM
- 1D Acceleration in SHM
- 1E Velocity in SHM
- 1F Displacement in SHM
- 1G Formula in SHM
- 1H Numerical based on Basic SHM
- Self Assessment 1
- 2A UCM and SHM
- 2B Phase and Epoch of SHM
- 2C Numericals on displacement (Type 2)
- 2D Numerical on Phase ( Type 3 )
- Self Assessment 2
- 3A Composition of two SHM
- 3B Numerical based on Composition of two SHM
- 4A Energy of S.H.M.
- 4B Graph of K.E and P.E.
- 4C Numericals Based on Energy
- Self Assessment 3 and 4
- 5A Simple Pendulam
- 5B Seconds Pendulam
- 5C Numerical based on Simple Pendulum
- Self Assessment 5

Superposition of waves

- 1A Defination of waves
- 1B Classification of wave
- 1C Transverse and Longitudinal Wave
- 1D Terms involved in waves
- Self Assessment 1
- 2A Progression Wave
- 2B Expression for Simple Harmonic Progression
- 2C Numerical based on Equation of Wave
- 2D Numerical based on phase Difference
- Self Assessment 2
- 3A Principle of Superposition of Waves
- 3B Derivation for Resultant Amplitude
- 3C Numerical based on Superposition Position
- 4A Introduction to Stationary Wave
- 4B Derivation for stationary waves
- 4C Numerical based on stationary waves
- Self Assessment 3,4
- 5A Velocity of Transverse wave in string
- 5B Vibrating of Strings
- 5C Laws of Vibrating String
- 5D Numerical based on vibration of strings
- Self Assessment 5
- 6A Sonometer
- 6B Verify laws of vibrating string by sonometer
- 6C Numericals based on sonometer
- Self Assessment 6
- 7A Closed Organ Pipe
- 7B Open Organ Pipe
- 7C End Correction
- 7D Formulae used in Vibration of air
- 7E Numerical based on vibration of air column
- Self Assessment 7
- 8A Introduction of beats
- 8B Analytical treatment of beats
- 8C Velocity of sound in air (Type 1)
- 8D Type-2 Series of tuning fork
- 8E Type-3 sonometer and beats
- Self Assessment 8

Wave Optics

- 1A Huygens's wave theory of light
- 1B Sources of Light
- 1C Concept of Wavefront
- 1D Spherical and plane wavefront
- 1E Proof of law of reflection
- Self Assessment 1
- 2A Introduction of Interference
- 2B Constructive and Destructive Interference
- 2C Coherent sources
- 2D Steady Interference pattern
- Self Assessment 2
- 3A Young's Double Slit Experiment
- 3B Theory of interference band
- 3C Optical Path
- 3D Multiple colours on thin film of floating on water
- 3E Intensity Distribution.
- 3F Numerical on intensity
- 3G Numerical on Nature of Light
- Self Assessment 3
- 4A Biprism Experiment
- 4B Numerical on Change in fringe width
- 4C Numerical on distance between fringes
- 4D Numerical based on convex lens
- 4E Numerical based on bands coincide on same point
- 4F Numerical based on angular fringe width
- Self Assessment 4
- 5A Diffraction of light
- 5B Diffraction pattern
- 5C Experimental Setup of Fraunhofer diffraction
- 5D Fraunhofer diffraction
- 5E Width of central Maxima
- 5F Numerical on Diffraction of light
- Self Assessment 5

Electrostatics

- 1A What is Charge ? ( Recap 11std)
- 1B Coulombs Law( Recap 11std)
- 1C Dielectric Constant ( Recap 11std)
- 1D Concept of electric field ( Recap 11std)
- 1E Uniform electric field ( Recap 11std)
- 1F Lines of force( Recap 11std)
- 1G Electric flux( Recap 11std)
- 1H Charge distribution ( Recap 11std)
- 1I Gauss Theorem ( Recap 11std)
- 2A Electric field due to charged conducting sphere
- 2B Electric field due to infinitely long straight wire
- 2C Electric field due to infinitely plane Sheet
- 2D Numerical based on applications of Gauss theorem
- 3A Electrostatic P.E
- 3B1 Derivation for Electrostatic P.E
- 3B2 Units of P.E
- 3C Concept of Electric Potential
- 3D Relation between Electric potential and Electric Intensity
- 3E Derivation of Electric Potential due to point charge
- 3F Concept of Electric dipole
- 3G Derivation for Electric Dipole
- 3H Electric Potential due to system of Charges
- 3I Numerical based on work done
- 3J Liquid drop wale numerical
- 3L Numerical on Electric Potential due to point charge
- 3M Numerical on Potential due to electric dipole
- 4A P.E due to system of Charges
- 4B P.E due to system of charges in external electric field
- 4C Numerical based on P.E due to system of charges
- 4D P.E of Electric dipole
- 4E Sums on P.E of Electric dipole
- 5A Dielectric
- 5B Polarisation of electric dipole
- 6A What is Capacitors ?
- 6B Unit of Capacitance
- 6C Principle of Parallel Plate Capacitors
- 6D Expression for Capacitance of Parallel Plate Capacitors
- 6E Capacitance of parallel plate using dielectric
- 6F Numerical based on capacitance of parallel plate capacitor
- 7A Capacitors in Series
- 7B Capacitors in parallel
- 7C Numerical on Capacitors in Series and Parallel
- 7D Energy of Capacitors
- 7E Numerical on Energy of Capacitors
- SELF EVALUATION 1
- SELF EVALUATION 2
- SELF EVALUATION 3
- SELF EVALUATION 4
- SELF EVALUATION 5

Current Electricity

- 1A Kirchhoff's Current law
- 1B Basic of P.D. and EMF
- 1C Kirchhoff's Voltage Law
- 1D Avoid Mistake in KCL and KVL
- 1E Numerical based on KCL and KVL
- 2A Wheatstone Network
- 2B Balancing condition for Wheatstone Network
- 2C Numerical on wheatstone network
- 2D Best Numerical from Textbook
- 3A Wheatstone Meterbridge Experiment
- 3B Kelvins Method
- 3C Numerical based on Wheatstone meterbridge
- 4A Working Principle of Potentiometer
- 4B working principle in short (Only practical explanation)
- 4C Compare EMF of two cells ( Individual cell method)
- 4D Compare Emf of two cells ( Sum and difference method)
- 4E Find Internal resistance using Potentiometer
- 4F Application of Potentiometer
- 4G Advantages of Potentiometer over voltmeter
- 4H Numerical on Potentiometer
- 4I Textbook Numerical on Potentiometer
- 5A MCG ( Casual Explanation)
- 5B AMMETER
- 5C Voltmeter
- 5D Numerical based on Ammeter and Voltmeter
- SELF EVALUATION 1
- SELF EVALUATION 2
- SELF EVALUATION 3
- SELF EVALUATION 4

Magnetic effect of current

- 1A Force acting on charge in magnetic field
- 1B lorentz force
- 1C Unit and dimension of magnetic field
- 1D Concept of direction of force
- 1E Numerical based on force acting on charge
- 2A Force acting on a straight conductor in magnetic field
- 2B Force acting on a conductor in arbitrarily shaped wire
- 2C Force acting on a closed circuit in a magnetic field
- 2D Concept of force acting on a conductor in B
- 2E Numerical based on force acting on conductor in B
- 3A Torque acting on a current loop ( Part A)
- 3B Torque acting on a current loop ( Part B )
- 3C Construction of MCG
- 3D Working Principle of MCG
- 3E Numerical based on MCG
- 3F Torque in terms of magnetic dipole moment
- 4A Biot Savarts Law
- 4B Vector Form of Biot Savart Law
- 4C Magnetic field at any point due to infinitely long straight conductor
- 4D Numerical based on B due to infinitely long straight conductor
- 4E Force between two long parallel wires carrying current
- 4F Numerical based on B due to infinitely long straight conductor
- 5A Magnetic field due to current in circular arc
- 5B Numerical based on circular arc carrying current
- 5C Axial magnetic field produced by current in circular loop
- 5D Numerical based on B at centre of circular coil
- 6A Ampere circuit law
- 6B What is Solenoid
- 6C Magnetic field along the axis of Solenoid
- 6D Magnetic field along the axis of toroid
- 6E Numerical on Solenoid and Toroid
- SELF EVALUATION 1
- SELF EVALUATION 2
- SELF EVALUATION 3
- SELF EVALUATION 4

Magnetic Material

- 1A Origin of Magnetism
- 1B Gyromagnetic Ratio
- 1C Bohr Magneton
- 1D Numerical on Orbital Magnetic Moment
- 2A Relation between terms in Magnetic field
- 2B Numerical based on Magnetic Material
- 2C Textbook Numerical based on Magnetic Material
- Self Evaluation

Electromagnetic induction

- 1A Manetic Flux
- 1B Change in Magnetic Flux
- 1C Faraday's Law of EMI
- 1D Lenz's Law
- 1E Numerical based on Faraday law
- 2A Motional EMF
- 2B Motional EMF ( Concept)
- 2C Rod rotating in a uniform magnetic field
- 2D Numerical based on motional EMF
- 3A Induction and Energy Transfere
- 3B Self Inductance
- 3C Self inductance per unit length
- 3D Numerical based on self inductance
- 4A Energy stored in magnetic field
- 4B Mutual Inductance
- 4C Numerical based on Mutual Inductance
- 4D Transformer
- 4E Numerical based on Transformer

Alternating Current

- 1A Understanding Ac
- 1B Average Value of AC
- 1C RMS value of AC
- 1D Numerical based on RMS Value
- 2A Pure R Circuit
- 2B Pure L circuit
- 2C Pure C circuit
- 2D LCR Series Circuit
- 2E Series resonating Circuit
- 2F Parallel Resonating Circuit
- 2G Formulae in AC Circuit
- 2H Numerical based on AC Circuit
- 2I Numerical based on Resonating Circuit

Dual Nature of matter and radiation

- 1A Planck's Quantum Theory
- 1B Experimental Set up of Photoelectric effect
- 1C Effect of frequency
- 1D Effect of Intensity
- 1E Effect of P.D
- 1F Characteristics of Photoelectric effect
- 2A Einstein's Equation
- 2B Characteristics on the basis of Einstein's Equation
- 2C Stopping Potential is inversely proportional to wavelength
- 2D Sums on energy of photon
- 2E Numerical on work Function
- 2F Numerical based on Einstein Equation
- 2G Numerical based on Stopping Potential
- 3A deBroglie's Hypothesis
- 3B Wavelength of electron
- 3C Numerical based on matter wave

Structure of Atoms and Nuclei

- 1A Drawbacks of Rutherford Atomic Model
- 1B Bohrs Postulate
- 1C Radius of Bohr Orbit
- 1D Angular velocity of electron in Bohr Orbit
- 1E Numerical based on derivation on Bohr postulate
- 2A Energy of Electron in Bohr Orbit
- 2B Term related to energy
- 2C Numerical based on energy of Bohr Orbit
- 2D Derivation of Wave Number
- 2E Hydrogen Spectrum
- 2F Numerical on hydrogen spectrum
- 3A Law of Radioactive decay
- 3B Half Life
- 3C Concept of Activity
- 3D Average Life/ Mean Life

Semiconductor devices

- 1A Recap 11 std ( Intrinsic Semiconductor)
- 1B Recap 11 Std ( Extrinsic Semiconductor)
- 1C Recap 11 Std ( PN Junction diode )
- 2A Half Wave Rectifier
- 2B Full wave rectifier
- 2C Ripple Factor
- 2D Filter Circuit
- 2E Block diagram of Rectifier
- 3A Photodiode
- 3B Construction of Solar Cell
- 3C Working of Solar Cell
- 3D LED
- 4A Introduction to transistor
- 4B Working of Transistor
- 4C Current Gain
- 4D Transistor as an amplifier
- 4E Logic Gates

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