NEET Physics Syllabus 2023 with Chapter-wise Weightage

NEET Physics syllabus is one of the toughest and trickiest for a medical aspirant. To ensure that there is no difficulty in understanding the subject, here we bring the Physics syllabus for NEET along with the Physics chapter-wise weightage for the exam based on previous years’ analysis.

NEET Physics syllabus consists of a major chunk of the exam preparation. Physics is even more critical subject to prepare as based on previous years’ NEET analysis, Physics is the toughest subject in the NEET exam. Hence, candidates must put extra focus on preparing the Physics syllabus for NEET. To help students ace the NEET Physics syllabus, this article of Shiksha.com, we bring to you the complete syllabus along with NEET Physics chapter-wise weightage.

The NEET 2023 Physics syllabus consists of both Class 11 and Class 12 topics and chapters. In total, there are 19 topics or chapters. Out of this, the NEET Physics chapter-wise weightage is higher for the Class 11 topics.

NEET 2023 Physics Syllabus

The following table brings the NEET Physics syllabus in terms of the chapters from Class 11 and Class 12.

NEET Physics Syllabus Class 11 NEET Physics Syllabus Class 12
Physical World and Measurement Electrostatics
Kinematics Current Electricity
Laws of Motion Electromagnetic Induction and Alternating Currents
Work, Energy and Power Electromagnetic Waves
Motion of System of Particles and Rigid Body Optics
Gravitation Dual Nature of Matter and Radiation
Properties of Bulk Matter Atoms and Nuclei
Thermodynamics Electronic Devices
Behaviour of Perfect Gas and Kinetic Theory Communication Systems
Oscillations and Waves  
NEET 2023 Physics Syllabus

NEET 2023 Physics Syllabus of Class 11

There are as many as 10 topics in the NEET Physics syllabus for Class 11. The chapter-wise topics and detailed syllabus is given below.

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.

Kinematics

  • 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, relations 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 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 a 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.

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).

Work, Energy and Power

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

Notion of potential energy, 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.

Motion of System of Particles and Rigid Body

Centre of mass of a two-particle system, momentum conservation and centre of mass motion. Centre of mass of a rigid body; centre of mass of uniform rod.

Moment 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; moment of inertia, radius of gyration. Values of M.I. for simple geometrical objects (no derivation). Statement of parallel and perpendicular axes theorems and their applications.

Gravitation

Kepler’s laws 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.

Properties of Bulk Matter

Elastic behaviour, Stress-strain relationship, Hooke’s law, Young’s modulus, bulk modulus, shear, modulus of rigidity, poisson’s ratio; elastic energy.

Pressure due to a fluid column; Pascal’s law and its applications (hydraulic lift and hydraulic brakes). Effect of gravity on fluid pressure.

Viscosity, Stokes’ 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 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 Green House effect.

Newton’s law of cooling and Stefan’s law.

Thermodynamics

Thermal equilibrium and definition of temperature (zeroth law of Thermodynamics). Heat, work and internal energy. First law of thermodynamics. Isothermal and adiabatic processes.

Second law of thermodynamics: Reversible and irreversible processes. Heat engines and refrigerators.

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, concept of pressure. Kinetic energy and temperature; rms speed of gas molecules; degrees of freedom, law of equipartition of energy (statement only) and application to specific heat capacities of gases; concept of mean free path, Avogadro’s number.

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, 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, reflection of waves, standing waves in strings and organ pipes, fundamental mode and harmonics. Beats. Doppler effect.

NEET 2023 Physics Syllabus of Class 12

There are as many as nine topics in the NEET Physics syllabus for Class 12. The chapter-wise topics and detailed syllabus is given below.

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, 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, potential difference, electric potential due to a point charge, a dipole and system of charges; equipotential surfaces, 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 polarisation, capacitors and capacitance, combination of capacitors in series and in parallel, capacitance of a parallel plate capacitor with and without dielectric medium between the plates, energy stored in a capacitor, Van de Graaff generator.

Current Electricity

Electric current, 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, colour code for carbon resistors; series and parallel combinations of resistors; temperature dependence of resistance.

Internal resistance of a cell, potential difference and emf of a cell, combination of cells in series and in parallel.

Kirchhoff ’s laws and simple applications. Wheatstone bridge, metre bridge. Potentiometer – principle and applications to measure potential difference, and for comparing emf of two cells; measurement of internal resistance of a cell.

Magnetic Effects of Current and Magnetism

Concept of magnetic field, Oersted’s experiment. Biot – Savart law and its application to current carrying circular loop.

Ampere’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. 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. 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 and magnetic elements.

Para-, dia- and ferro – magnetic substances, with examples.

Electromagnets and factors affecting their strengths. Permanent magnets.

Electromagnetic Induction and Alternating Currents

Electromagnetic induction; Faraday’s law, induced emf and current; Lenz’s Law, Eddy currents. Self and mutual inductance.

Alternating 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, wattless current.

AC generator and transformer.

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.

Optics

Reflection of light, spherical mirrors, mirror formula. Refraction of light, total internal reflection and its applications, optical fibres, 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 – blue colour of the sky and reddish appearance of the sun at sunrise and sunset.

Optical instruments: Human eye, image formation and accommodation, correction of eye defects (myopia and hypermetropia) using lenses.

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

Wave optics: Wavefront and Huygens’ principle, reflection and refraction of plane wave at a plane surface using wavefronts.

Proof of laws of reflection and refraction using Huygens’ 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 polarised light; Brewster’s law, uses of plane polarised light and Polaroids.

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.)

Atoms and Nuclei

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

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

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, 9 transistor action, characteristics of a transistor; transistor as an amplifier (common emitter configuration) and oscillator. Logic gates (OR, AND, NOT, NAND and NOR). Transistor as a switch.

Communication Systems

Elements of a communication system (block diagram only); bandwidth of signals (speech, TV and digital data); bandwidth of transmission medium. Propagation of electromagnetic waves in the atmosphere, sky and space wave propagation. Need for modulation. Production and detection of an amplitude-modulated wave.

NEET Physics Chapter-wise Weightage

Based on the past years’ NEET analysis, we bring the weightage of physics chapters in NEET.

Name of the chapter Number of questions asked (Approx.) Weightage in percent
Alternating current 1 4
Atoms 0-1 1.5
Current electricity 2 8
Dual Nature of Radiation and Matter 2 6
Electric Charges and Fields 1 4.5
Electromagnetic induction 1 4
Electromagnetic waves 1 5
Electrostatic Potential and Capacitance 1 4.5
Gravitation 0-1 2
Kinetic theory 1 3
Laws of Motion 1 3
Magnetism and Matter 1 2.5
Mechanical Properties of Fluids 0-1 2
Mechanical Properties of Solids 0-1 2
Motion in a Plane 0-1 1.5
Motion in a Straight Line 0-1 1.5
Moving Charges and Magnetism 1 2.5
Nuclei 0-1 1.5
Oscillations 0-1 1.5
Physical World, Units and Measurements 0-1 2
Ray optics and optical instruments 1 5
Semiconductor Electronics: Materials, Devices and Simple Circuits 2 6
System of Particles and Rotational Motion 1 5
Thermal Properties of Matter 0-1 2
Thermodynamics 2 9
Wave optics 1 5
Waves 0-1 1.5
Work, Energy and Power 1 4
Total 45 100
NEET Physics Chapter-wise Weightage

Now that you have known the Physics syllabus and Physics weightage for NEET in detail, here we bring the NEET exam pattern and structure for the NEET Physics section.

NEET Physics Pattern and Structure

The table below brings the Physics section-wise structure and marking scheme for NEET.

Section Number of Questions Total Marks
Physics Section A 35 140
Physics Section B 15 (10 to be attempted) 40
Total 50 (45 to be attempted) 180
NEET Physics Pattern and Structure

NEET 2023 is scheduled to be conducted on May 7. It is expected that the NEET syllabus will remain the same as the previous years. Hence, students should prepare for the subject according to the Physics syllabus for NEET and the weightage of Physics chapters in NEET.

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