Most Affordable JEE | NEET | 8,9,10 Preparation by Kota's Top IITian Doctor Faculties

Bihar Board Class 12 Physics Syllabus | Download PDF

JEE Mains & Advanced

Students who are preparing for Bihar Board Class 12 Exam will get here Bihar Board Class 12 Physics Syllabus with the unit-wise Marks distribution. This will help the aspirants to know about the chapters having more weightage. Also get the PDF of Detailed Syllabus in this Article.

India's Best Exam Preparation for Class 12th - Download Now

Physics Syllabus Class 12: Unit wise Marks Distribution

Unit Name Marks Weightage
Unit 1: Electrostatics 08
Unit 2: Current Electricity 07
Unit 3: Magnetic effect of current and Magnetism 08
Unit 4: Electromagnetic Induction and Alternating Current 08
Unit 5: Electromotive Waves 03
Unit 6: Optics 14
Unit 7: Dual Nature of Matter 04
Unit 8: Atoms and Nuclei 06
Unit 9: Electronic Devices 07
Unit 10: Communication Systems 07
Total 70

India's Best Exam Preparation for Class 12th - Download Now


Bihar Board Class 12 Physics Syllabus

Unit-1 Electrostatics Electric Charges: Law of Conservation of charge, Coulomb’s Law (i) force between two point charges (ii) forces between multiple charges, Superposition Principle and Charge Distribution. Electric field: (i) Electric field due to a point charge, (ii) electric field due to a dipole, (iii)torque on a dipole in uniform electric field, (iv)Electric Field Lines Electric flux: Gauss’s theorem and its applications Electric field (i) due to an infinitely long straight wire (ii) uniformly charged infinite plane sheet and (iii) uniformly charged thin spherical shell (field inside and outside). Electric potential: Potential difference, System of Charges and Dipole, Equipotential surfaces Conductors and Insulators: Charges Inside a Conductor, Polarisation, Capacitors and Capacitance, Series and Parallel combination of Capacitor, Parallel plate Capacitor, Energy stored in a Capacitor. Van de Graaff generator: Working Principle, concept and Construction of Generator.   Unit-2 Current Electricity

India's Best Exam Preparation for Class 12th - Download Now

  • Ohm’s law
  • Resistance: Electrical resistance, V-I characteristics (linear and nonlinear), electrical energy, electrical resistivity, power and conductivity, temperature dependence of resistance.
  • Carbon resistors: colour code, combinations of resistors.
  • Cell: Internal resistanc, potential difference, combination of cells.
  • Kirchhoff’s laws its applications.
  • Wheatstone Bridge: Principle and its application
  • Metre Bridge: Principle and its application.
  • Potentiometer: Principle and its application

  Unit 3 Magnetic effect of current and Magnetism

  • Oersted’s experiment.
  • Biot – Savart law and its application.
  • Ampere’s law and its applications.
  • Straight and toroidal solenoid, Cyclotron.
  • Moving Coil Galvanometer, Ammeter, Voltmeter
  • Torque on a magnetic dipole
  • Earth’s magnetic field and magnetic elements.
  • Electromagnets and factors affecting their strengths.
  • Permanent magnets.

India's Best Exam Preparation for Class 12th - Download Now

  Unit 4 Electromagnetic Induction and Alternating Current

  • Electromagnetic induction; Faraday’s law, induced emf and current; Lenz’s Law, Eddy currents.
  • Self and mutual induction, Need for replacement current.
  • 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.

  Unit 5 Electromagnetic Waves

  • Electromagnetic waves: characteristics and nature of waves.
  • Electromagnetic spectrum: Radio Waves, Microwaves, Infrared Rays, Ultraviolet, X-rays & gamma rays.

  Unit 6 Optics Ray Optics

  • Reflection: types of mirror, spherical mirrors, mirror formula.
  • Refraction: total internal reflection and its uses, optical fibres, lenses, lens formula, lensmaker’s formula.
  • Magnification: power of a lens, thin lenses combination in contact.
  • Prism: Refraction & dispersion of light through a prism, Scattering of light, Concept of appearance of the sun at sunrise and sunset.

Optical Instruments

  • Human eye: image formation, eye defects (myopia, hypermetropia, presbyopia and astigmatism). Correction of Eye defects using lenses.
  • Microscopes and astronomical telescopes.

Wave Optics

India's Best Exam Preparation for Class 12th - Download Now

  • Wave fronts
  • Huygens principle, plane waves reflection and refraction. Laws of reflection and refraction Proofs.
  • Interference Young’s double slit experiment: expression for fringe width
  • Diffraction due to a single slit: width of central maximum.
  • Resolving power: microscopes and astronomical telescopes.
  • Polarisation: Polaroids, Brewster’s law, plane polarised light, uses of plane polarised light

  Unit-7 Dual Nature of Matter

  • Photoelectric Effect: Einstein’s photoelectric equation, Hertz and Lenard’s observations.
  • Wave nature of particles, De Broglie wavelength.
  • Davisson-Germer Experiment.

  Unit 8 Atoms and Nuclei

  • Rutherford’s Experiment & Model; Bohr’s Model, Atomic Energy Levels, Emission spectrum of hydrogen
  • Nucleus, atomic masses, Isotopes, Isobars & isotones.
  • Radioactivity rays/particles: Alpha, beta and gamma with their properties, Radioactive decay law.
  • Mass defect & Binding Energy, Mass-energy Relation, Nuclear fission & Nuclear fusion.

  Unit 9 Electronic Devices

  • Semiconductor: Extrinsic & Intrinsic Semiconductors, Types of diode, characteristics in forward and reverse bias.
  • Rectifier: Rectifier as a Diode, Half Wave Rectifier, Full Wave Rectifier.
  • Transistor: characteristics of transistor, transistor as an amplifier (common emitter configuration), transistor as a switch.
  • Analog and digital signals: Basic concept, Logic gates (OR, AND, NOT, NAND and NOR),

  Unit 10 Communication Systems

  • Basic terminology used in Electronic communication system
  • Block Diagram of a Communication System.
  • Bandwidth of Signals & transmission Medium.
  • Electromagnetic Wave Propagation in the Atmosphere.
  • Modulation and its Importance.
  • Amplitude Modulation: Production and detection of Amplitude Modulated Wave.
  • Sky and space Wave Propagation, Satellite Communication.

India's Best Exam Preparation for Class 12th - Download Now

This information would be useful for those who are looking for Physics Class 12th Syllabus of Bihar Board. Get to know the detailed syllabus of Class 12th for all Subjects and prepare accordingly for upcoming Exams. Download eSaral App and get access to interactive learning and Video lectures related to board, JEE & NEET Preparation. CLICK HERE & Get Bihar Board Syllabus 12th Science 2019 in PDF form.

Leave a comment


Gulam Ahamad Raja
Sept. 11, 2023, 6:35 a.m.
Gulam Ahamad Raja
Sept. 11, 2023, 6:35 a.m.
Shivam kumar
Sept. 8, 2023, 11:14 a.m.
I read in class 11th
Shivam kumar
Sept. 8, 2023, 11:14 a.m.
I read in class 11th
Raushan Sinha
Aug. 21, 2023, 12:18 p.m.
Hey ! Can anyone provide chapterwis important topics for board?
Aug. 5, 2023, 6:35 a.m.
brajesh tiwary
July 16, 2023, 6:35 a.m.
then you so vvi guestion thank you sir
April 13, 2023, 6:35 a.m.
(2024-2025) Syllabus Class 12th.
Feb. 14, 2023, 3:37 p.m.
Mohit Singh
Jan. 31, 2023, 6:22 p.m.
Nov. 23, 2022, 7:06 p.m.
kiya ye 2023 board ke liya bhi hai
Raushan Kumar
Sept. 21, 2022, 11:32 p.m.
good job 👌👍
Faham Afraz
Jan. 17, 2022, 11:56 a.m.
Done a gret job👍🏻👍🏻👍🏻👍🏻
Umesh kumar
Dec. 22, 2021, 12:55 p.m.
Kaushki Shreya
Dec. 12, 2021, 1:13 p.m.
Only 10 chapters will be come
Oct. 9, 2021, 6:45 p.m.
Oct. 13, 2020, 7:18 p.m.
Marks weightage 8+7+8+8+3+14+4+6+7+7=70?????? According to my calculation it's 72
Ankit Kumar
Feb. 11, 2023, 12:26 p.m.
Hey lady you are genius
Kunal Garrix Walker
Oct. 8, 2020, 4:15 p.m.
From these topics the questions will come
Anuj Kumar varma
Sept. 29, 2020, 11:25 a.m.
Anuj Kumar varma
Shibu kumar
Sept. 24, 2020, 3:25 p.m.
Shibu kumar
Om Prkash
Aug. 30, 2020, 12:28 a.m.
You are great sir
Raushan Kumar
Aug. 18, 2020, 10:34 p.m.
Isha kumari
Aug. 18, 2020, 4:19 a.m.
Satyam Rajput
Feb. 9, 2023, 3:23 p.m.
Rohit Kumar rankan
Aug. 15, 2020, 11:14 a.m.
Exa kB hoga
Raushan Kumar
July 25, 2020, 7:28 p.m.
Thick he
Amarjeet ray
June 28, 2020, 7:15 p.m.
Thanku sir
brajesh tiwary
July 16, 2023, 6:35 a.m.
thankyou sir
brajesh tiwary
July 16, 2023, 6:35 a.m.
thankyou sir
जिमि भारती
June 21, 2020, 7:16 a.m.
Ram Kumar
June 13, 2020, 3:36 p.m.
April 4, 2023, 6:35 a.m.
Hiii kaysai hai jii . aur sab batey kya chal raha hai ajakal .
Adarsh jha
June 12, 2020, 5:49 p.m.