# NEET 2022 Physics Syllabus: Botony, Zoology, Physics with weightage

National Testing Agency (NTA) is responsible for conducting the NEET exam in India. NEET is the only entrance exam in India for medical services. The NEET competitions are increasing year by year. So, Candidates want to clearly go through the NEET syllabus before start preparing. NEET physics syllabus covered topics of both 11th and 12th. The detailed and important topics of the NEET 2022 physics syllabus are explained below candidates want to go through the syllabus.

The NEET aspirants also, check the Biology(Botany & Zoology) and chemistry Syllabus for better ranking,

## Detailed topics of NEET Physics Syllabus – class 11:

The NEET physics syllabus in-unit wise 2022,

Units Topics

Unit I

Physical-world and measurement

Unit II

Kinematics

Unit III

Laws of motion

Unit IV

Work, Energy, and Power

Unit V

The motion of systems of particles and rigid body

Unit VI

Gravitation

Unit VI

Properties of bulk matter

Unit VII

Thermodynamics

Unit IX

The behavior of Perfect gas and Kinetic theory

Unit X

Oscillations and Waves

### The Detailed Information of NEET Physics Syllabus 2022 in chapter-wise:

Unit 1 – Physical world and measurement Physics: Scope and excitement, Nature of physical laws; Physics, technology, and society

#### Need for measurement

Units of measurement; systems of units; SI units, fundamental and derived units. Length, mass, and time measurements; accuracy and precision of measuring instruments; errors in measurement; significant figures

Dimensions of physical quantities, dimensional analysis, and its applications

Unit 2 – Kinematics The frame of reference, motion in a straight line; position-time graph, speed, and velocity. Uniform and non-uniform motion, average speed, and instantaneous velocity. Uniformly accelerated motion, velocity-time, and position-time graphs for uniformly accelerated motion (graphical treatment)Elementary concepts of differentiation and integration for describing motion.

#### Scalar and vector quantities:

Position and displacement vectors, general vectors, general vectors and notation, equality of vectors, multiplication of vectors by a real number; addition and subtraction of vectors. Relative velocity

#### Unit vectors

Resolution of a vector in plane-rectangular components

Scalar and vector products of vectors. Motion in a plane. Cases of uniform velocity and uniform acceleration – projectile motion. Uniform circular motion.

Unit 3 – Laws of Motion

#### Laws of Motion

Intuitive concept of force.Inertia, Newton’s first law of motion; momentum and Newton’s second law of motion; impulse; Newton’s third law of motion. Law of conservation of linear momentum and its applications

Equilibrium of concurrent forces, Static and kinetic friction, laws of friction, rolling friction, lubrication

Dynamics of uniform circular motion. Centripetal force, examples of circular motion (vehicle on level circular road, vehicle on banked road)

Unit 4 – Work, Energy, and Power

#### Work

Work done by a constant force and variable force; kinetic energy, work-energy theorem, power.

#### Energy and Power

The notion of potential energy, the potential energy of a spring, conservative forces; conservation of mechanical energy (kinetic and potential energies); non-conservative forces; motion in a vertical circle, elastic and inelastic collisions in one and two dimensions.

Unit 5 – Motion of systems of particles and rigid body Centre of mass of a two Particle system, momentum conservation, and center of mass motion. Centre of mass of a rigid; mass of the uniform rod

The momentum of a force, torque, angular momentum, conservation of angular momentum with some examples

Equilibrium of rigid bodies, rigid body rotation, and equation of rotational motion, comparison of linear and rotational motions; a moment of inertia, the radius of gyration. Values of M.I. for simple geometrical objects (no derivation). Statement of parallel and perpendicular axes theorems and their applications

Unit 6 – Gravitation Kepler’s law of planetary motion. The universal law of gravitation. Acceleration due to gravity and its variation with altitude and depth

Gravitational potential energy; gravitational potential. Escape velocity, orbital velocity of a satellite. Geostationary satellites

Unit 7 – Properties of Bulk matter Elastic behavior, stress-strain relationship. Hooke’s law, Young’s modulus, bulk modulus, shear, modulus of rigidity, Poisson’s ratio; elastic energyViscosity, Stoke’s law, terminal velocity, Reynold’s number, streamline, and turbulent flow. Critical velocity, Bernoulli’s theorem, and its applications.

Surface energy and surface tension, angle of contact, excess of pressure, application of surface tension ideas to drops, bubbles, and capillary rise

Heat, temperature, thermal expansion; thermal expansion of solids, liquids, and gases. Anomalous expansion. Specific heat of capacity; Cp, Cv-calorimetry; change of state-latent heat

Heat transfer – conduction and thermal conductivity, convection, and radiation. Qualitative ideas of Black body radiation. Wein’s displacement law, and the greenhouse effect.

Newton’s law of cooling and Stefan’s law

Unit 8 – Thermodynamics Thermal equilibrium and definition of temperature (zeroth law of thermodynamics). Heat, work, and internal energy. The first law of thermodynamics. Isothermal and adiabatic processes.The second law of thermodynamics: Reversible and irreversible processes. Heat engines and refrigerators
Unit 9 – Behaviour of perfect gas and kinetic theory Equation of state of a perfect gas, work done on compressing a gas.

#### Kinetic theory of gases:

Assumptions, the concept of pressure. Kinetic energy and temperature; degrees of freedom, the law of equipartition of energy (statement only) and application to specific heat capacities of gases; the concept of mean free path

Unit 10 – Oscillations and waves

#### Periodic motion

period, frequency, displacement as a function of time. Periodic functions. Simple harmonic motion(SHM) and its equation; phase; oscillations of a spring-restoring force and force constant; energy in SHM – Kinetic and potential energies; simple pendulum – derivation of expression for its time period; free and forced and damped oscillations (qualitative ideas only), resonance

#### Wave motion.

Longitudinal and transverse waves, speed of wave motion. Displacement relation for a progressive wave. Principle of superposition of waves, a reflection of waves, standing waves in strings and organ pipes, fundamental mode, and harmonics. Beats. Doppler effect.

## Detailed topics of NEET Physics Syllabus – class 12:

The NEET physics syllabus in-unit wise 2022,

Units Topics

Unit I

Electro statistics

Unit II

Current Electricity

Unit III

Magnetic Effects of Current and Magnetism

Unit IV

Electromagnetic Induction and Alternating Currents

Unit V

Electromagnetic waves

Unit VI

Optics

Unit VII

Dual Nature of Matter and Radiation

Unit VIII

Atoms and Nuclei

Unit IX

Electronic devices

## The Detailed Information of NEET Physics Syllabus 2022 in chapter-wise:

Unit 1 – Electrostatics

#### Electric charges and their conservation.

Coulomb’s law-force between two point charges, forces between multiple charges; superposition principle and continuous charge distribution

#### Electric field

The Electric field due to a point charge, electric field lines; electric dipole, electric field due to a dipole; torque on a dipole in a uniform electric field.

#### Electric flux

statement of Gauss’s theorem and its applications to find field due to infinitely long straight wire uniformly charged infinite plane sheet, and uniformly charged thin spherical shell (field inside and outside)

#### Electric potential

The potential difference, electric potential due to a point charge, a dipole, and system of charges: equipotential surfaces, the electrical potential energy of a system of two point charges, and of electric dipoles in an electrostatic field

Conductors and insulators, free charges, and bound charges inside a conductor. Dielectrics and electric polarization, capacitors and capacitance, a combination of capacitors in series and in parallel, the capacitance of a parallel plate capacitor with and without dielectric medium between the plates, energy stored in a capacitor, Van de Graaff generator

Unit 2 – Current electricity Electric current, the flow of electric charges in a metallic conductor, drift velocity and mobility, and their relation with electric current; Ohm’s law, electrical resistance, V-I characteristics (linear and non-linear), electrical energy and power, electrical resistivity, and conductivity carbon resistors, color code for carbon resistors; series and parallel combinations of resistors; temperature dependence of resistance.

The internal resistance of a cell, potential difference, and emf of a cell, combination of cells in series and in parallel

Kirchoff’s laws and simple applications. Wheatstone bridge, meter bridge

#### Potentiometer

Principle and applications to measure potential difference and for comparing emf of two cells; measurement of internal resistance of a cell

Unit 3 – Magnetic effects of current and magnetism Concept of the magnetic field, Oersted’s experiment. Biot-Savart law and its application to current carrying circular loopAmpere’s law and its applications to infinitely long straight wire, straight and toroidal solenoids. Force on a moving charge in uniform magnetic and electric fields. Cyclotron

#### Force on a current

Carrying conductor in a uniform magnetic field. The force between two parallel current-carrying conductors – definition of ampere. Torque experienced by a current loop in a magnetic field; moving coil galvanometer – its current sensitivity and conversion to ammeter and voltmeter

Current loop as a magnetic dipole and its magnetic dipole moment. The magnetic dipole moment of a revolving electron. Magnetic Field Intensity due to a magnetic dipole(bar magnet) along its axis and perpendicular to its axis. Torque on a magnetic dipole (bar magnet) in a uniform magnetic field; bar magnet as an equivalent solenoid, magnetic field lines; Earth’s magnetic field; bar magnet as an equivalent solenoid, magnetic field lines; Earth’s magnetic field and magnetic elements.

Para -, dia-and ferromagnetic substances, with examples.

Electromagnetic and factors affecting their strengths. Permanent magnets

Unit 4 – Electromagnetic induction and alternating current Electromagnetic induction; Faraday’s law, induced emf and current; Lenz’s law, eddy currents. Self and mutual inductanceAlternating currents, peak and rms value of alternating current/voltage; reactance and impedance; LC oscillations (qualitative treatment only), LCR series circuit, resonance; power in AC circuits, wattles current

AC generator and transformer

Unit 5 – Electromagnetic waves Need for displacement current electromagnetic waves and their characteristics (qualitative ideas only). Transverse nature of electromagnetic waves

Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, x-rays, gamma rays) including elementary facts about their uses.

Unit 6 – Optics Reflection of light, spherical mirrors, mirror formula. Refraction of light, total internal reflection and its applications optical fibers, refraction at spherical surfaces, lenses, thin lens formula, lens maker’s formula. Magnification, power of a lens, combination of thin lenses in contact combination of a lens and a mirror. Refraction and dispersion of light through a prism

#### Scattering of light

The blue color of the sky and the reddish appearance of the sun at sunrise and sunset

#### Optical instruments:

The human eye, image formation, and accommodation, correction of eye defects (myopia and hyper myopia) using lenses

Microscopes and astronomical telescopes (reflecting and refracting) and their magnifying powers.

#### Wave optics:

Wavefront and Huygen’s principle, reflection and refraction of plane wave at a plane surface using wavefronts

Proof of laws of reflection and refraction using Huygen’s principle

Interference, Young’s double hole experiment and expression for fringe width, coherent sources, and sustained interference of light

Diffraction due to a single slit, width of central maximum

Resolving power of microscopes and astronomical telescopes. Polarisation, plane polarized light; Brewster’s law, uses of plane-polarized light and polaroids

Unit 7 – Dual nature of matter and radiation Photoelectric effect, Hertz and Lenard’s observations; Einstein’s photoelectric equation – particle nature of light

#### Matter waves

wave nature of particles, de Broglie relation. Davisson-Germer experiment (experimental details should be omitted; only conclusion should be explained)

Unit 8 – Atoms and nuclei

#### Alpha

Particle scattering experiments; Rutherford’s model of atom; Bohr model, energy levels, hydrogen spectrum. Composition and size of nucleus, atomic masses, isotopes, isobars; isotones

alpha, beta, and gamma particles/rays and their properties decay law. Mass-energy relation, mass defect; binding energy per nucleon and its variation with mass number, nuclear fission, and fusion.

Unit 9 – Electronic devices Energy bands in solids (qualitative ideas only), conductors, insulators, and semiconductors; semiconductor diode- I-V characteristics in forward and reverse bias, diode as a rectifier; I-V characteristics of LED, photodiode, solar cell, and Zener diode; Zener diode as a voltage regulator. Junction transistor, transistor action, characteristics of a transistor; transistor as an amplifier (common emitter configuration) and oscillator. Logic gates (OR, AND, NOT, NAND and NOR)

## NEET Physics Weightage:

NEET physics weightage calculated by previous year question papers,

 Unit Name Chapter’s name The average number of questions Physical World and Measurement Physical World and Units and Measurement 1 Kinematics Motion in Straight Line 2 Motion in a Plane 1-2 Laws of Motion Laws of Motion 2-3 Work, Energy, and Power Work, Energy, and Power 2 System of Particles and Rotational Motion System of Particles and Rotational Motion 2-3 Gravitation Gravitation 2 Properties of Bulk Matter Mechanical Properties of Solids 1 Mechanical Properties of Fluids 1 Thermal Properties of Matter 1-2 Oscillations and Waves Oscillations 1-2 Waves 1-2 Thermodynamics Thermodynamics 1-2 The behavior of Perfect Gas and Kinetic Theory Kinetic Theory 1 Electrostatics Electric Charges and Fields 1-2 Electrostatic Potential and Capacitance 1-2 Current Electricity Current Electricity 4 Magnetic Effects of Current and Magnetism Moving Charges and Magnetism 2 Magnetism and Matter 1 Electromagnetic Induction and Alternating Currents Electromagnetic Induction 1 Alternating Currents 1 Electromagnetic Waves Electromagnetic Waves 1 Optics Ray Optics and Optical Instruments 2 Wave Optics 1 Dual Nature of Radiation and Matter Dual Nature of Radiation and Matter 2-3 Atoms and Nuclei Atoms 1-2 Nuclei 2 Electronic Devices Semiconductor Electronics 3 Communication Systems Communication Systems 0

## NEET 2020 Weightage – Number Of Questions Asked

 Class Chapter name Number Of Questions Class 11 Mechanics 12 Heat & Thermodynamics 5 Waves 1 Class 12 Magnetism 6 Modern Physics 8 Electricity 9 Optics 4

## Important Chapters in NEET Syllabus Physics 2022:

• #### Modern Physics

EM Waves, Dual nature of waves and particles Semiconductors, Atoms, Nuclei,

• #### Thermal Physics

Thermal properties of matter, Kinetic theory of gases, Thermodynamics

• #### Optics

Ray optics, wave optics

• #### Electrostatics

Electric charges and fields, Capacitor, Electrostatic potential

• #### Kinematics

Vectors, Motion in one dimension and motion in two dimension