###### SMART PHYSICS FOR JEE/ NEET

###### SUBHASISH PATHAK , B.TECH, IIT KHARAGPUR

###### TOPICS THAT I DISCUSS IN MY CLASS

Adhering completely to CBSE XI/XII Syllabus

STANDARD XI :

Chapter 1: Measurement, Error and Dimension

1.1 Measurement- Parallax method, Vernier scale Measurement

1.2 Error and its propagation

1.3 Significant figure

1.4 Dimensional Analysis and its application

Chapter 2: Vector and its application

2.1 Conditions that a vector quantity must fulfill

2.2 Resultant of Vectors

2.3 Resolution of Vector

2.4 Expressing a vector using Unit Vectors

2.5 Multiplication of Vectors- Dot product and Cross product.

2.6 Application of Dot product and Cross Product

2.6.1 Proving Geometry Theorem applying vector rules.

Chapter 3: Basic Calculus and Maximum and Minimum value of y in y=f(x)

Chapter 4: Mechanics

4.1 Motion

4.1.1 Motion with uniform velocity-River Swimmer problems

4.1.2 Relative motion

4.1.3 Motion with uniform acceleration

4.1.4 Instantaneous axis of rotation

4.1.5 Graphs of motion

4.1.6 Projectile Motion

4.2 Newtons Laws of motion

4.2.1 Frame of Reference- inertial and non-inertial

4.2.1.1 Pseudo force

4.2.2 Force exerted by running water and blowing wind

4.2.3 Chain Pulley system

4.3 Frictional force

4.3.1 Objective of force of friction

4.3.2 Direction of force of friction

4.3.3 Force of static friction and Applied force

4.3.4 Limiting value of static friction

4.3.5 Angle of repose and Angle of friction

4.3.5 Rolling friction

4.4 Circular motion

4.4.1 Angular displacement, velocity and acceleration

4.4.2 Circular motion with uniform angular acceleration

4.4.3 Centripetal Acceleration

4.4.4 Banking of Road

4.4.5 Conical Pendulum

4.4.6 Circular motion in vertical plane

4.5 Work, Energy, Power and collision

4.5.1 Work

4.5.2 Conservative force and non-conservative force

4.5.3 Work and Potential Energy

4.5.3.1 Spring force and Elastic potential energy

4.5.4 Work and Kinetic Energy

4.5.5 Potential Energy and Kinetic Energy- Conservation of Mechanical Energy

4.5.6 Power exerted by a force

4.5.7 Collision

4.5.7.1 Elastic and Inelastic Collision

4.5.7.2 Coefficient of restitution

4.5.7.3 Oblique or Slanting collision

4.6 Center of mass and equilibrium of rigid body

4.6.1 Position of CM

4.6.2 Velocity and Acceleration of CM

4.6.3 Centre of Mass and Centre of Gravity

4.6.4 Equilibrium of Rigid body-Translational and Rotational

4.6.5 Analytical conditions for Stable, Unstable and Neutral Equilibrium

4.7 Rotational Dynamics

4.7.1 Moment of inertia

4.7.2 Torque, Angular Momentum and Rotational K.E in rigid body rotation

4.7.3 Conservation of Angular Momentum

4.7.4 Friction in Rolling and Acceleration of Rolling body

4.7.5 Direction of Rolling friction

4.7.6 Pure Rolling and Impure Rolling

4.7.7 Angular momentum in Rolling

Chapter 5: General Properties of matter

5.1 Gravitation

5.1.1 Newton's law of gravitation

5.1.2 Acceleration due to Gravity and its variation

5.1.3 Gravitational field and its intensity at a point

5.1.4 Potential at a point of a Gravitational field

5.1.5 Potential Energy of a mass placed at some point of a Gravitational field

5.1.6 Work done by an External Agent to move a mass in a Gravitational field

5.1.7 Potential Energy of a Mass Configuration

5.1.8 Intensity of Field given, find Potential

5.1.81 Potential of field at a point given, find Intensity at that point

5.1.9 Escape Velocity

5.1.10 Kepler's laws on Planetary Motion

5.1.11 Orbital velocity

5.1.12 Energy of body in orbit

5.1.13 Various Earth Satellites

5.2 Elasticity

5.2.1 Classification of materials according to their Elastic Behaviour

5.2.2 Stress and Strain

5.2.3 Hooke's Law of Elasticity

5.2.4 Modulus of Elasticity- Different types of it

5.2.5 Poisson's Ratio

5.2.6 Relation among Volume Strain, Longitudinal Strain and Poisson's Ratio

5.2.7 Elastic Potential Energy

5.2.8 Elastic Fatigue

5.2.9 Elastic Stress vs Strain curve for Structural metal

5.2.10 Elastic Stress vs Strain curve for Rubber-Elastic Hysterisis

5.2.11 Depression of a beam, wire

5.3 Fluid Mechanics

5.3.1 Fluid Statics

5.3.1.1 Pressure at a depth below the free surface of a liquid

5.3.1.2 Pascal's Law and Multiplication of Thrust

5.3.1.3 Hydrostatic Paradox

5.3.1.4 Buoyant Force and its origin

5.3.1.5 Archimedes Principle

5.3.1.6 Upthrust and Downthrust

5.3.1.7 Centre of Buoyancy and Centre of Gravity

5.3.1.8 Condition of Floatation and Immersion- Stone dropping from boat problems

5.3.1.9 Equilibrium of a floating body-Metacentre

5.3.1.9.1 Accelerating Static Fluid

5.3.2 Fluid Dynamics

5.3.2.1 Steady flow and Turbulent flow

5.3.2.2 Reynold's Number

5.3.2.3 Equation of Continuity

5.3.2.4 Bernoulli's Equation

5.3.2.5 Velocity of Efflux

5.3.2.6 Venturimeter

5.4 Surface tension

5.4.1 Cohesion-Sphere of Molecular Influence, Surface Film

5.4.2 Cohesion as the origin of Surface Tension and Surface Energy

5.4.3 Pressure resulting from Surface Tension

5.4.4 Angle of Contact

5.4.5 Rise or fall of liquid in a Capillary

5.4.6 Change in curvature of meniscus in capillary of inadequate height

5.5 Viscosity

5.5.1 Velocity profile of Viscous liquid compared with that of Non Viscous liquid

5.5.2 Newton's law on Viscous Force

5.5.3 Stoke's law of Viscosity

5.5.4 Terminal Velocity

Chapter 6: Thermal Physics

6.1 Thermodynamics

6.1.1 Concept of Internal Energy

6.1.2 First law of Thermodynamics

6.1.3 Molar Heat Capacity

6.1.4 Cp and Cv -Their relation

6.1.5 Thermodynamic Work

6.1.6 Isobaric,Isochoric, Isothermal and Adiabatic Process and their realisation.

6.1.7 Expression for Change of Internal Energy

6.1.8 Derivation of formula for work done in different Thermodynamic Processes

6.1.9 Cyclic process and Work done in this

6.1.10 P-V diagram for Isothermal Process and Adiabatic Process

6.1.10.1 Slope of Adiabatic and Isothermal P-V diagrams

6.2 Transmission of heat

6.2.1 Conduction-Steady State and Variable State

6.2.2 Rate of Conduction and Thermal Conductivity

6.2.3 Thermal Current, Thermal Resistance and Thermal Resistivity

6.2.4 Radiation-Stefan's Law

6.2.5 Prevost's theory of Heat Exchange

6.2.6 Newton's law of Cooling

6.2.7 Determination of Temperature of Sun

6.2.8 Wien's Displacement law

6.3 Kinetic theory of gas

6.3.1 Concept of Ideal gas

6.3.2 Graphs for real gas compared with those for ideal gas

6.3.3 Expression for Pressure of an ideal gas

6.3.4 Average Translational K.E per molecule

6.3.5 RMS speed, Most Probable Speed and Mean Speed of a gas molecule

6.3.6 Degree of Freedom- Law of Equipartition of Energy

6.3.7 Mean Free Path

6.4 Calorimetry and Change of state

6.5 Expansion of solid, liquid and gas

Chapter 7: Simple Harmonic Motion

7.1 Characteristics of SHM

7.2 Establishing some motions as SHM

7.3 Circular Model of SHM

7.4 Displacement, Velocity , Acceleration and Time Period of SHM

7.5 K.E, P.E and T.E of particle executing SHM-Graph

7.6 Phase of particle executing SHM

7.6 Physical Pendulum-its Time Period

7.7 Damped oscillation

7.7.1 Amplitude of Oscillation as a function of time- Comparison with Radioactive decay

Chapter 8: Mechanical Waves

8.1 Progressive wave-Its characteristics and Equation

8.2 Stationary wave-Its Equation and characteristics

8.3 Fundamental, Overtone and Harmonics

8.4 Velocity of wave in different media-solid, liquid , gas and stretched wire

8.5 Stationary wave in Stretched Wire-Frequency in different modes of vibration

8.6 Stationary wave in Air Column- Frequency in different modes of vibration in One end open & Both ends

open pipe

8.7 End Correction in -one end open and both ends open pipe

8.8 Determination of Velocity of Sound using Resonant air column

8.9 Interference-Condition for Constructive and Destructive Interference

8.10 Beats- determination of Beat Frequency

8.11 Doppler Effect in Sound- Derivation of apparent frequency formula

8.12 General formula for Velocity of Sound in air

8.13 Newton's formula for Velocity of Sound and its Correction by Laplace

8.14 Velocity of sound as a function of temperature of gaseous medium

STANDARD XII:

Chapter 9: Electrostatics

9.1 Coulomb's law of Electrostatics

9.1.1 Electric Field and its Intensity at a point

9.1.2 Electric Field due to a Uniformly Charged Ring at an axial point

9.1.3 Potential at a point of an Electric Field

9.1.4 Electrostatic Potential Energy of a charge placed at some point of an Electric Field

9.1.5 Work done by an External Agent to move a Charge in an Electric Field

9.1.6 Electrostatic Potential Energy of a Charge Configuration

9.1.7 Intensity given-Find Potential, Potential given- Find intensity

9.1.8 Electric Dipole- Dipole Moment

9.1.9 Polar and Non Polar dipole

9.1.10 Electric Field due to Dipole at an Axial point, Equatorial point and at any point

9.1.11 Potential due to a Dipole

9.1.12 Torque exerted on a Dipole when placed in a Uniform Electric Field

9.1.13 Potential Energy of Dipole when placed in a Uniform Electric Field

9.1.14 Equipotential Surface

9.1.15 Electric Field Lines

9.2 Flux of an Electric Field

9.2.1 Gauss's Law

9.2.2 Verification of Gauss's Law by Coulomb's Law and vice versa

9.2.3 Application of Gauss's Law

9.2.3.1 Electric Field due to a Plane Sheet of Charge(one layer of Charge)

9.2.3.2 Electric Field due to a Charged Conducting Plate.

9.2.3.3 Electric Field due to a Line Charge

9.2.4 Charge Distribution

9.2.4.1 Concentric Spherical Shells with earthing

9.2.4.2 Large Parallel Plates

9.3 Capacitor and its Capacitance

9.3.1 Methods to increase capacitance

9.3.2 finding Capacitance

9.3.2.1 Capacitance of isolated Spherical Conductor

9.3.2.2 Capacitance of Parallel Plate Capacitor

9.3.2.3 Capacitance of Spherical Capacitor with inner/outer shell earthed

9.3.2.4 Capacitance of Cylindrical Capacitor

9.3.3 Combination of Capacitors

9.3.4 Energy stored in a capacitor

9.3.4.1 Density of Electric Field Energy

9.3.5 Energy balance in a Capacitive Circuit

9.3.6 Wheatstone Bridge Circuit and Kirchoff's Rule in Capacitive Circuit

9.3.7 Polarisation of Dielectric and Polarised Charge

9.3.8 Dielectric Strength

Chapter 10: Current Electricity

10.1 Ohm's Law

10.1.1 Effect of temperature on Resistance

10.1.2 Alternate form of Ohm's Law

10.1.3 Combination of Resistors, Colour Code of resistor

10.1.4 Kirchoff's Rules

10.1.5 Elect. Cells and their combinations

10.1.6 Electrical Instruments

10.1.6.1 Metre Bridge

10.1.6.2 Potentiometre

10.1.6.3 Ammeter and Voltmeter

10.2 Heating effect of current

10.3 Charging and Discharging of DC R-C Circuit- Transient Current

Chapter 11: Electromagnetism

11.1.1 Force on moving charge by magnetic field

11.1.2 Force on Current- carrying conductor

11.1.3 Torque on Current-carrying loop- Magnetic Dipole Moment Vector

11.1.4.1 Cyclotron- Cyclotron Frequency

11.1.4.2 Moving Coil Galvanometre

11.1.4.2.1 Current Sensitivity and Voltage Sensitivity of Moving Coil Galvanometre

11.1.4.3 Elemental Dipole moment- Orbiting Electron

11.1.4.3.1 Gyromagnetic Ratio and Bohr Magneton

11.1.4.4 Lorentz Force-Velocity Selector

11.2 Biot Savart Law and its application

11.2.1 Magnetic field due to Conductor of Finite length

11.2.2 Magnetic field due to Conductor of Infinite length

11.2.3 Magnetic field due to Circular Coil at the centre

11.2.4 Magnetic field due to Circular Coil at axial point.

11.2.5 Force between Parallel Current-carrying Conductors

11.3 Ampere's Circuital Law and its application

11.3.1 Verification of Ampere's circuital law using Biot-Savart law

11.3.2 Magnetic field along the axis of a solenoid

11.3.3 Magnetic field along the axis of a Torroid

11.4 Electromagnetic induction

11.4.1 Flux of a Magnetic Field

11.4.2 Faraday's Laws of Electromagnetic Induction

11.4.3 Lenz's Law

11.4.4 Motional EMF in Translating Conductor

11.4.4.1 Motional EMF in Rotating Conductor

11.4.5 Eddy Current

11.4.6 Self Induction

11.4.6.1 Self Inductance of a Circular Coil

11.4.6.2 Self Inductance of a Solenoid

11.4.7 Mutual Induction

11.4.7.1 Mutual Inductance of Co-axial Solenoids

11.4.8 Magnetic Field Energy stored in an Inductor.

11.5 Growth and decay of current in DC LR circuit-Transient Current

Chapter 12: Alternating current

12.1 Expression for alternating EMF

12.2 Average EMF, rms EMF

12.3 Phase relation between Current and Voltage in Purely Resistive, Purely Capacitive and in Purely

Inductive Ac circuit

12.4 Phasor Diagram

12.5 Current in L-R, C-R and L-C- R Circuit, Phase relation between current and Voltage

12.6 Resonant Frequency and Quality Factor

12.7 Average Power dissipated in L-C-R circuit, Power Factor

12.8 Transformer

Chapter 13: Ray optics

13.1 Curved surface reflection

13.1.1 Spherical Aberration

13.2.1 Refraction at Plane Surface

13.2.2 Refraction at Curved Surface

13.3 Lens

13.3.1 Lens Equation

13.3.2 Lens Maker's Formula

13.3.3 Combination of lenses or mirrors in contact on same principal axis

13.4 Prism

13.5 Optical instrument

13.5.1 Simple Microscope

13.5.2 Compound Microscope

13.5.3 Refracting Telescope

13.5.3.1 Chromatic Aberration

13.5.4 Cassegrain Telescope

13.5.5 Human Eye

Chapter 14: Terrestrial magnetism

14.1 Dip -True and Apparent

14.2 Declination

Chapter 15: Wave optics

15.1 Optical Path and Geometric Path

15.2 Interference of light - Young's Double Slit Expt.

15.3 Huygen's Principle

15.4 Diffraction of light

15.5 Polarisation

15.5.1 Brewster's Law

15. 5.2 Law of Malus

15.6 Limit of Resolution-resolving Power

Chapter 16: Modern Physics

16.1 Structure of atom-Rutherford and Bohr

16.2 Photo-electricity

16.3 De-broglie wave

16.4 Radioactivity

16.5 Nuclear Physics

16.6 Semiconductor Devices

16.7 Logic Gate

16.8 Communication Systems

## SPECIAL FOR IIT BATCH

STANDARD: Most critical problems

Chapter 17: Irodov Problems discussed