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NSEP_2015__2025_PYQs_PHeist

Mathematical Physics

Lecture 1 [Coordinate Systems]

Lecture 2 [Velocity and Acceleration in different coordinate system]

Lecture 3 [Radius of curvature and Rotating Vector]

Lecture - 4 [Spherical Polar Coordinates]

Handout Discussion Part 1

Handout Discussion Part 2

Del Operator

The art of approximation

Partial Derivative and Maclaurian Series

Differential Equation

Del Operator Handout Discussion[Proof of GD, Stoke and Green Theorem]

Conic Section:Parabola[cartesian, polar, parametric and reflection property]

Ellipse and Hyperbola

Gamma Function and its application

First Principle of Differentiation

Matrices in Physics

Angle as a vector Paradox

Vector Theory of Solid Angle

VOLUME 1 HANDOUTS

Kinematics

Basic Lectures for JA

Lecture 1 Basics of Kinematics and Equation of Motion

Lecture 2 Motion under gravity and variable accel

Lecture 3 Projectile Ground to ground and Inclined Plane

Lecture 4 Advance Problems on Projectile

Lecture 5 Advance Problems on Projectile

Lecture 6 Air Drag Final

Lecture 7 Relative Motion and condition of collision

Lecture 8 River Boat Problems

Lecture 9 Rain Man Problem

Lecture 10 Chasing Problems, Safety parabola and Velocity of point of intersection

Maximum horizontal Range derivation by 4 methods

Discussion HW 1A

Discussion HW 1B

Discussion HW 2A

HW 2B Discussion

HW 3A Discussion

HW 3B Discussion

HW 3C Discussion

Discussion HW 4A

Discussion HW 4B

Compiled HW

Advanced Lectures

Lecture 1 Kinematics

Lecture 2 Kinematics

Lecture 3 Kinematics

Lecture 4 Chasing

Lecture 5 Chasing

Lecture 6 Advanced problems in Kinematics

Lecture 7 Kinematics Best PF

Be Smart

Snell's Law in Kinematics

Vector traingle in Kinematics

Maximum HR Smartest Method

Handout

Kinematics handout discussion Part 1

Handout Discussion Kinematics 2

Handout Discussion problems 3

Rotating Frame of Ref and Kinematics of Rigid Body

ICR and Double Rotation

Volume_2__Olympiad_Handout_KINEMATICS

VOLUME 2 HANDOUTS

Laws of Motion

Basic Lectures for JA

Lecture 1 Basics and Constraint - 1

Lecture 2 Constraint Relation - 2

Lecture 3 Atwood Machine, Chain and Catenary Problems

Lecture 4 Spring, Effective spring constant problems

Lecture 5 Inertial and Non Inertial Frame

Lecture 6 Good level problems on LOM

Lecture 7 Cutting Problems

Lecture 8 Infinite Pulley Block System

Lecture 9 Angular Variables

Lecture 10 Kinematics of Circular Motion

Lecture 11 Relative Angular Velocity and Radius of Curvature

Lecture 12 Friction Theory

Lecture 13 Angle of friction and angle of repose and Some problems

Lecture 14 Better idea of Tension in massless string

Lecture 15 Two Block Problems with force on lower block

Lecture 16 Three Block Problems Part 1

Lecture 17 Three Block Problems Part 2

Lecture 18 Problems on Friction involving pseudo force

Lecture 19 friction + Circular Combo part 1

Lecture 20 friction + Circular Combo part 2

Discussion HW 1 & 2

Discussion of HW 3

Discussion HW 5B

Discussion HW 5A

Compiled HW

Advanced Lectures

Laws of Motion PF

LOM Pathfinder Problems

Be Smart

Vector Traingle in LOM

Equilibrium Force side similarity

A very obvious but useful technique in Laws of Motion

Smart Way to solve Multiple pulley block system in NLM Part 1

SuperSmart Way to solve Multiple pulley block system in NLM Part 2

A faster way to solve such Laws of Motion Problem

A faster way to solve such laws of Motion problem - 2

Wedge NLM Smart

Pathfinder LOM Smartest

Initial Acceleration of Chain

Smartest & fastest way to solve Catenary problems

Smartest methods to deal multiple springs single block system

Vector Traingle in Circular Motion

Handout Discussion

Handout Discussion Laws of Motion - 1

Laws of Motion Handout Discussion 2

VOLUME 3 HANDOUTS

Work, Power and Energy

Basic Lecture for JA

Lecture 1 Work done Fundamental concepts

Lecture 2 Work done Calculations Part 1

Lecture 3 Work done Calculations Part 2

Lecture 4 Work Energy Theorem and Problems Part 1

Lecture 5 Problems solving on WET

Lecture 6 Potential Energy Concept and Massive spring Kinetic energy

Lecture 7 Problems on Mechanical Energy conservation, Springs including SHM

Lecture 8 Vertical Circular Motion

Lecture 9 Vertical Circular Motion Part - 2

Lecture 10 Idea of stability analysis

HW 1 Discussion

HW 2 Discussion

HW Discussion PF

500 Select

Irodov

Module

Pathfinder

Advanced Lecture

Pathfinder Work Done

Work Done PF Lecture 2

Mechanics Problem Solving(Work 200PPP)

Be Smart

Verticle Circular Motion 1

Verticle Circular Motion 2

Verticle Circular Motion [Prof is mathematically smart]

Handout of LOM and Work

Vol 3 LOM and WORK

Work Handout Discussion Part - 1

System of particles and Impulse Momentum

Basic Lecture for JA

Lecture 1 Centre of mass Calculation Part 1

Lecture 2 Centre of mass Calculation Part 2

Lecture 3 Centre of mass Calculation Part 3

Lecture 4 Cavity Problem, Displacement of CM

Lecture 5 Effect of Internal forces on CM

Lecture 6 Application of Linear Momentum Conservation

Lecture 7 Kinetic Energy Minimization and CM Frame

Lecture 8 Problem Solving

Lecture 9 Impulse and Impulsive Force

Lecture 10 Collision Theory

Lecture 11 Collision with fixed surface

Lecture 12 Collision in CM Frame

Lecture 13 Vector diagram Method in Collision

Lecture 14 Constraint Collision

Lecture 15 Idea of Reduced Mass and Special Que

Lecture 16 Variable Mass System

Advanced Lecture

LEC01 COM, Momentum and Collisions

CM Frame, Unit Dim and Errors

CM Problem Solving

Centre of Mass PF

Be Smart

Let's use F = M a(com) smartly

CM Frame theory

CM Frame Problems Part 1 Smart

CM Frame Part 2 Smartest

Particle wedge collision Smart

Reduced Mass Smart

faster way to solve Variable Mass Problems by choosing system smartly

500 Select

Irodov

Module

Pathfinder

Olympiad

ZMF and Vector Diagram

Problems on Vector Diagram and Reduced Mass

Vol_3 Handout

Adiabatic Invariance in Collision

Rigid body dynamics

Basic lecture for JA

Lecture 1 Basic Definitions in Rotational Dynamics

Lecture 2 MI Calculation Part 1

Lecture 3 Theorem in Moment of Inertia

Lecture 4 Scaling arguments in Moment of Inertia

Lecture 5 Torque about a point and axis

Lecture 6 Equilibrium of rigid bodies

Lecture 7 Toppling

Lecture 8 Problems on Hinge force calculations

Lecture 9 Angular Momentum and Inertial Pulley

Lecture 10 Smartest way to solve Inertial Pulley Problems

Lecture 11 Angular Impulse

Lecture 12 CRTM Kinematics

Lecture 13 CTRM

Lecture 14 Pure rolling on fixed surface and Inclined Plane

Lecture 15 Instantaneous Axis and Point of Percussion

Advanced Lecture

Lecture 1 [MI,Torque and Equilibrium]

Lecture 2 [Pure Rotation, Inertial Pulley, Angular Momentum, Smartest Methods]

LEC3 [Angular Impulse, Pure Rolling]

Lecture 4 [Good Problems on IAOR, double rotation]

Be Smart

Smartest way to solve MI of uniform traingular Lamina

Moment of Inertia about Arbitrary Axis

Basic, smart, smarter and smartest method to solve Inertial Pulley problems

Smartest Way to solve fixed axis rotation problems

IAOR plus Smartest at the peak part 1

IAOR plus Smartest at the peak part 2

IAOR is not known, still I am smart enough.

Direction of Friction in Pure Rolling on fixed surface

Proof of above direction of friction method

Smartest way to solve Pure rolling on Incline Plane

Problem solving in one or two lines based on rolling on incline plane

Point of Percussion Rotational Dynamics

OLYMPIADS

Lami Theorem, Projection method to find MI and MI Tensor

Principal MI and Product of Inertia

Eulers equation and JA 2016(in depth)

MI of Fractals

Electrostatics

Basic Lecture for JA

Lecture 1 Introduction to Electrodynamics and Electric Charges

Lecture 2 [Coulomb's Law]

Lecture 3 Electric Field Calculations

Lecture 4 Electric field lines, idea of null point and unique unseen theorem

Lecture 5.1 Electric flux and Calculation of Normal Force

Lecture 5.2 Guass Law Flux

Lecture 5.3 Gauss Law flux calculations

Lecture 5.4 Spherical Symmetry

Lecture 5.5 Cylindrical and Plane Symmetry

Lecture 6.1 Electric Potential energy and Electric Potential

Lecture 6.2 Electric Potential Contd

Lecture 7.1 Dipole Moment and Field Pot due to dipole

Lecture 7.2 Potential Energy, Torque and Stability analysis of dipole in Ext field

Lecture 7.3 Force on a Dipole In Non Uniform Field

Lecture 8.1 Irodov 17 and Conductors

Lecture 8.2 Conductors 2

Lecture 8.3 Conductors 3

Lecture 8.4 Conductors 4

Lecture 8.5 Equipotential Surface and Self energy

IRODOV 1-15

Irodov 16-53

Irodov 42,43,44,45,52

Advanced Lecture

MCQ1-10

MCQ 11-19

MCQ 19-29

MCQ 30 to 32

BYU 1,2,3,5,6,7,8

BYU 9,10,11,12,13,14,15,16,18,20

BYU 17,19,21,22

BYU 23,24,25,26,29,30,31

Lecture 1[Unique Theory Ideas and Problems]

Lecture 2 Good Problems on Potential and Field

Lecture 3: Differential Form Problems, Misconception of El Pressure and Much More

Lecture 4: Hodograph[Unique Unseen Smartest Fastest]

Top Rank Sheet

Electrostatics Sheet Discussion 1

Electrostatics Sheet Discussion 2

Electrostatics Sheet Discussion 3

Electrostatics Sheet Discussion 4

Be Smart

Rod Arc of Ring Analogy

Proof of Rod Ring Analogy

[ORIGINAL] Unique Hack to Calculate Electric Field

Unique & Slightly famous among Top students idea to calculate Electric field

Unique Unseen Theorem in Electrostatics

Proof of Unique unseen theorem

Smartest Hacks in Electrical Dipole Moment

Dipole Smartness and Rolling Smartness

This potential energy is absolute.

Unique idea to count Null Point [Pathfinder]

Field and Potential due to a dipole in Pure Vector Form

Force between two halves in Electrostatics and Magnetism Smartest

Interaction Potential Energy between two dipole in pure vector form

Olympiads

VOLUME 4 HANDOUTS

Volume 4 Electrostatics Part 1

Electrostatics 2 Diff form of Gauss Law

Purcell Problem by 4 methods and Electric Dipole

Torque on dipole in non uniform field and Boundary condition

Electric Pressure and Int Pot Energy

Interaction Pot Energy Misconception

Multipole Expansion and Mystery of Null point

Quadrupole Moment and Uniqueness theorem 1

Method of Images

This Electrostatics Problem Will Change How You Think | Multiple Solutions & Deep Analysis

Gravitation & Central Forces

Basic lecture for JA

Lecture 1 Gravitation

Lecture 2 Gravitation

Lecture 3 Gravitation Problem Solving

Olympiad Lectures

Central Forces Part 1

Central force part 2 and LRL vector

2026P2Q4

Elegant Method In Gravitation

Capacitance & Current Electricity

Basic Lecture for JA

Lecture 1 Introduction to Capacitor

Lecture 2 Effect on capacitance on insertion of dielectric and metal plate

Lecture 3 Basics of current electricity

Lecture 4 Unbalanced Wheat Stone bridge VI Method and star delta

Lecture 5 Symmetries in Circuits and Problem solving

Lecture 6 Circuit Solving [Doubt + HW Discussion]

Lecture 7 combination of cells and Introduction of RC Circuits

Lecture 8 RC Circuit contd and Thevenin theorem

Lecture 9 Circuits of Capacitors

Lecture 10 EMF, Potential difference, current theory

Lecture 11 Current Electricity Ohm's Law and resistance calculation

Lecture 12 Resistance and capacitance calculation

Lecture 13 Polarization of Dielectrics

Lecture 14 Polarization continued, boundary condition, problems discussion PF

Lecture 15 Excess pressure, Earthing of plates, variable diel constant problems

Advanced Lectures

MCQ Current Electricity 1,2,4,5,6,8,9,10

PF and unique Capacitance

Capacitor Circuit Imp Ideas

Be Smart

Foster's Theorem

Millman's RC Smart

Switching Problems [Heat Calculation Smartest IRODOV]

Olympiad Lectures

Grid problems, Star Delta, Real capacitor

Dielectrics

Dielectric Breakdown

Ohm law Paul Drude Equation

PF, INPHO PYQs

VOLUME 5 HANDOUTS

Magnetostatics and EMI

Basic Lectures for JA

Lecture 1 Biot and Savart Law

Lecture 2 Biot and Savart Law

Lecture 3 AC Law

Lecture 4 Application of AC Law

Lecture 5 Magnetic Force

Lecture 6 Motion of charge particle in combined field

Lecture 7 Cycloid Motiin analysis in combined field

Lecture 8 Force on current carrying wire

Lecture 9 Magnetic dipole moment

Lecture 10 Miscelleneous Ideas and problems

Lecture 11 Magnetic Flux and Faraday Lenz Law

Lecture 12 Problem Solving on Faradays Law and Motional EMF

Lecture 13 Motion EMF good problems

Lecture 14 Rotating Emf

Lecture 15 Inductive Effect

Lecture 16 Combination of inductors and LR Ckt

Lecture 17 Induced Electric Field

Lecture 18 Circuits analogy with Mechanics

Lecture 19 Coupling Factor Calculation and Superconducting Loop

Lecture 20 Discussion and Miscellenous ideas

Advanced Lectures

PF Challenge Your Understanding Que 1(Magnetic Effect of Current)

PF Challenge Your Understanding Que 2(Magnetic Effect of Current)

Magnetism Problem Solving 1

Magnetism Problem Solving 2

Magnetism Problem Solving 3

PF Challenge Your Understanding Que 1(EMI & AC)

PF Challenge Your Understanding Que 2(EMI & AC)

Problem solving on EMI

Be Smart

Smartest and Fastest Magnetism HCV

Cycloid into Circle

Olympiad Lectures

Boundary condition on Magnetic Field and Polar Conic

Magnetism PF MCQ

Damped Oscillation

Angular DHO, LCR and Forced Oscillation

AC and EM Waves

Basic Lectures for JA

Lecture 1 Alternating Current

Lecture 2 Alternating Current

Lecture 3 AC

EM Waves

Advanced Lectures For Olympiads

Alternating Current Problems

EM Wave Advanced Lecture - 1

AC Law With dispacement Current

SHM and WAVES

Basic LECTURES FOR JA(SHM)

LEC 1 SHM 4hr 35 Mints

LEC 2 SHM (2Hrs 29 Mints)

Basic Lectures for JA(WAVES)

Lecture 1 Wave on a String Travelling Wave

Lecture 2 Velocity of a waves on a string

Lecture 3 Energy Analysis in Travelling wave and Problem solving

Lecture 4 Problem solving

Lecture 5 Superposition of Waves

Lecture 6 Reflection and transmission

Lecture 7 Standing Waves

Lecture 8 Sonometer

Olympiad Lectures

Coupled Oscillation Part 1

Coupled Oscillation Part 2

Probability in SHM in position and velocity space

Jann Kalda SHM Problem

SHM JK and More Problem Solving

Elasticity, Thermal Expansion, Heat, Heat Transfer, KTG

Basic Lectures for JA

Calorimetry, Conduction and Radiation

Heat Transfer and Introduction to pressure

Elasticity

KTG & Thermodynamics

Cyclic Process, Carnot Engine and Refrigerator

Olympiad Lectures

Adiabatic Invariance in Collision

Best problems on Irreversible Process PF

Thermal Physics Pathfinder CYU

Proof of Relationship between Moduli of Elasticity and Poission Ratio

Fluids, Surface Tension, Viscosity

Basic Lectures for JA

Fluids statics and Dynamics

Surface Tension

Viscosity

Olympiad Lectures

Centre of Pressure and Force on curved surface

Fluids good problem

PF problems and Stabilty Analysis(Metacentre)

Surface Tension Problem Solving

Fluid Kinematics 1 Streamlines

EOC and Vorticity Irrotational Flow

Euler's Equation of Motion

Bernoulie Function

Bernoulie Equation in different frames

Irodov Problems

Head Form of Bernoullie Equation and Problems

Ray Optics

Basic Lectures for JA

Lecture 1 Basic principles of light as a ray, Reflection of Light

Lecture 2 Object, Image, Image formation and velocities in Plane mirror

Lecture 3 Doubt discussion and New homework

Lecture 4 Spherical Mirror Theory

Lecture 5 Problem Solving & HW discussion

Lecture 6 Field of View and Counting number of image

Lecture 7 Mirrors Formula, Transverse Magnification

Lecture 8 Disussion of HW, Longitudional Magnification and New HW

Lecture 9 Refraction of light and TIR

Lecture 10 Slab and Prism

Lecture 11 Problems on prism

Lecture 12 Spherical surface refraction

Lecture 13 Plane surface refraction and Normal shift by slab

Lecture 14 Thin Lens

Lecture 15 Beam expandor or shrinker, displacement method

Lecture 16 Dispersion and Abberation in Mirrors, Lens

Lecture 17 Fermat's principle

Advanced Lectures

Standard Mirror Problems[Easy to Moderate but Important]

Ray Optics Score and PF Lec1

Lecture 2 Ray Optics Pathfinder

Be Smart

Ray Optics - Tell me these two things, i will tell everything.

Most Imp for JA [Ray Optics] BeSmart

Super Smart technique in Ray optics

Super technique in Ray Optics

One More Smart technique in Ray Optics

Big misconception in ray optics and Smartest Hack

Olympiad Lectures

Unique Unseen Idea | Power of a Mirror and Fermat's Principle

JEE 2023 P2 DETAILED ANALYSIS

Wave Optics

Basic Lectures for JA

INTERFERENCE OF LIGHT

DIFFRACTION - 1

DIFFRACTION - 2

POLARIZATION

Olympiad lectures

Modern & Quantum Mechanics

Basic Lectures for JA

Lecture 1 Introduction to Energy and Momentum

Lecture 2 Radiation Pressure

Lecture 3 Photoelectric Effect

Lecture 4 Bohr Model

Lecture 5 Absorption and Emission spectra

Lecture 6 Atomic Collision and X Rays

Lecture 7 Nuclear Physics

Lecture 8 Radioactivity

Olympiad Lectures

Best Problems on Photoelectric Effect Part 1

Best Problems on Photoelectric Effect Part 2

Special Theory of Relativity

Quiz - 1

Preview - INPHO [NSEP to IPHO]