class 12 physics syllabus for 2021-2022

Course Syllabus

Unit I: Electrostatics

Section 1: Electric Charges and Fields

Electric Charges −

1). Preservation of charge

2). Coulomb’s law-power between two point charges

3). Powers between various charges

4). Superposition standard

5). Constant charge conveyance

6). Electric field, electric field because of a point charge, electric field lines, electric dipole, electric field because of a dipole, force on a dipole in the uniform electric field.

7). Electric transition, the proclamation of Gauss’ hypothesis and its applications to discover field because of vastly long straight wire, consistently charged boundless plane sheet and consistently charged flimsy round shell (field inside and outside).

Section 2: Electrostatic Potential and Capacitance

1). Electric potential, likely distinction, electric potential because of a point charge, a dipole, and arrangement of charges

2). Equipotential surfaces, electrical expected energy of an arrangement of two point charges, and electric dipole in an electrostatic field

3). Conductors and protectors, free charges and bound charges inside a conductor

4). Dielectrics and electric polarization, capacitors, and capacitance blend of capacitors in series and in equal, the capacitance of an equal plate capacitor with and without dielectric medium between the plates, energy put away in a capacitor.

Unit II: Current Electricity

Part 3: Current Electricity

1). Electric flow, stream of electric charges in a metallic conveyor, float speed, portability, and their connection with the electric flow

2). Ohm’s law, electrical opposition, V-I attributes (straight and non-direct), electrical energy and force, electrical resistivity, and conductivity.

3). Carbon resistors, shading code for carbon resistors; series and equal blends of resistors; temperature reliance of obstruction

4). Inward opposition of a cell, likely distinction and EMF of a cell, mix of cells in series and in equal

5). Kirchhoff’s laws and straightforward applications

6). Wheatstone connect, meter connect

Potentiometer −

1). Guideline and its applications to quantify likely distinction and for contrasting EMF of two cells

2). Estimation of inner opposition of a cell

Unit III: Magnetic Effects of Current and Magnetism

Section 4: Moving Charges and Magnetism

1). The idea of attractive field −

2). Oersted’s test

3). Biot – Savart law and its application to current conveying roundabout circle

4). Ampere’s law and its applications to the boundlessly long straight wire

5). Straight and toroidal solenoids

6). Power on a moving charge in uniform attractive and electric fields


1). Power on a current-conveying conductor in a uniform attractive field

2). Power between two equal current-conveying conductors-meaning of ampere

3). Force experienced by a current circle in the uniform attractive field; moving loop galvanometer-its present affectability and transformation to ammeter and voltmeter.

Part 5: Magnetism and Matter

1). Current circle as an attractive dipole and its attractive dipole second

2). Attractive dipole snapshot of a spinning electron

3). Attractive field force because of an attractive dipole (bar magnet) along with its hub and opposite to its hub

4). Force on an attractive dipole (bar magnet) in a uniform attractive field −

5). Bar magnet as an identical solenoid

6). Attractive field lines

7). Earth’s attractive field

8). Attractive components

9). Para-, dia-and Ferro – attractive substances, with models

10). Electromagnets and elements influencing their qualities

Lasting magnets

Unit IV: Electromagnetic Induction and Alternating Currents

Part 6: Electromagnetic Induction

1). Electromagnetic enlistment −

2). Faraday’s laws

3). Incited EMF and current

4). Lenz’s Law

5). Swirl flows

6). Self and common acceptance.

Part 7: Alternating Current

1). Exchanging flows −

2). Pinnacle and RMS benefit of exchanging current/voltage

3). Reactance and impedance

4). LC motions (subjective treatment as it were)

5). LCR series circuit

6). Reverberation

7). Force in AC circuits

8). Wattless current

9). AC generator and transformer

Unit V: Electromagnetic waves

Section 8: Electromagnetic Waves

1). The essential thought of dislodging current, Electromagnetic waves, their attributes, their cross-over nature (subjective thoughts as it were).

2). Electromagnetic range (radio waves, microwaves, infrared, apparent, bright, X-beams, gamma beams) including rudimentary realities about their employments.

Unit VI: Optics

Section 9: Ray Optics and Optical Instruments

1). Beam Optics −

2). Impression of light

3). Round mirrors

4). Mirror recipe

5). Refraction of light

6). Complete inside reflection and its applications

7). Optical strands

8). Refraction at round surfaces

9). Focal points

10). Dainty focal point equation

11). Lensmaker’s recipe

12). Amplification, the force of a focal point, a mix of slight focal points in contact mix of a focal point and a mirror

13). Refraction and scattering of light through a crystal.

14). Dissipating of light – blue shade of the sky and ruddy appearance of the sun first thing in the morning and dusk

15). Optical instruments: Microscopes and cosmic telescopes (reflecting and refracting) and their amplifying powers

Part 10: Wave Optics

1). Wave optics: Wavefront and Huygen’s guideline, reflection and refraction of plane wave at a plane surface utilizing wavefronts

2). Verification of laws of reflection and refraction utilizing Huygen’s standard

3). Impedance Young’s twofold cut test and articulation for periphery width, intelligible sources, and supported obstruction of light

4). Diffraction because of a solitary cut, width of focal greatest

5). Settling force of magnifying instruments and galactic telescopes

6). Polarization, plane energized light Brewster’s law, employments of plane captivated light and Polaroids

Unit VII: Dual Nature of Matter and Radiation

Section 11: Dual Nature of Radiation and Matter

1). Double nature of radiation

2). Photoelectric impact

3). Hertz and Lenard’s perceptions

4). Einstein’s photoelectric condition molecule nature of light

5). Matter waves-wave nature of particles, de Broglie connection

6). Davisson-Germer try (exploratory subtleties ought to be excluded; just end ought to be clarified).

Unit VIII: Atoms and Nuclei

Part 12: Atoms

1). Alpha-molecule dissipating test

2). Rutherford’s model of the molecule

3). Bohr model

4). Energy levels

5). Hydrogen range

6). Section 13: Nuclei

7). Creation and size of −

8). Core

9). Nuclear masses

10). Isotopes

11). Isobars

12). Isotones

13). Radioactivity alpha, beta, and gamma particles/beams, and their properties

14). Radioactive rot law

15). Mass-energy connection −

16). Mass imperfection

17). Restricting energy per nucleon and its variety with mass number

18). Atomic parting

19). Atomic combination

Unit IX: Electronic Devices

Section 14: Semiconductor Electronics: Materials, Devices, and Simple Circuits

1). Energy groups in conductors, semiconductors, and separators (subjective thoughts as it were)

2). Semiconductor diode – I-V attributes in forward and turns around inclination, diode as a rectifier

3). Unique reason p-n intersection diodes: LED, photodiode, sun-powered cell, and Zener diode and their qualities, Zener diode as a voltage controller

4). Intersection semiconductor, semiconductor activity, qualities of a semiconductor and semiconductor as an enhancer (normal producer setup), fundamental thought of simple and computerized signals, Logic doors (OR, AND, NOT, NAND and NOR).

Unit X: Communication Systems

Part 15: Communication Systems

1). Components of a correspondence framework (block graph as it were)

2). Transmission capacity of signs (discourse, TV, and advanced information)

3). Transfer speed of transmission medium

4). Engendering of electromagnetic waves in the climate, sky, and space wave spread satellite correspondence

5). Need for adjustment, adequacy balance and recurrence regulation, benefits of recurrence tweak over abundancy balance

6). Essential thoughts regarding the web, portable communication, and worldwide situating framework (GPS).

Also Read- NCERT Solutions For Class12 Maths

Viable Work

1). Record of no less than 15 Experiments to be performed by the understudies.

2). Record of no less than 5 to be shown by the educators.

3). The Report of the undertaking, to be completed by the understudies.


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