Class 12 physics syllabus : Central Board Of Secondary Education has released latest syllabus of Physics for class 12 2016. CBSE had made some changes to some topics and issued a new marking scheme for Physics .We present you latest and updated revised Physics course structure along with number of periods of each topics and number of marks os each topics . You can simply Download latest and revised class 12 Physics syllabus in pdf format. Click on the below given download link and then Physics syllabus will be download PDF automatically. Visit us regularly for revised and updated cbse syllabus of class 12 Physics for session 2015-2016.
Note : All the student of class 12 are advised to download this latest updated cbse syllabus for Physics of year 2015 even if they have downloaded the previous version of syllabus for session 2014-2015 .
Note : This syllabus is of exam which will be conducted in March 2016 .
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Physics Class 12 Course Structure
Unit I: Electrostatics (22 Periods)
Chapter–1: Electric Charges and Fields
Electric Charges; Conservation of charge, 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 uniform electric fleld.
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).
Chapter–2: Electrostatic Potential and Capacitance
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 dipole 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.
Unit II: Current Electricity (20 Periods)
Chapter–3: Current Electricity
Electric current, flow of electric charges in a metallic conductor, drift velocity, 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
Potentiometer – principle and its applications to measure potential difference and for
comparing EMF of two cells; measurement of internal resistance of a cell.
Unit III: Magnetic Effects of Current and Magnetism (22 Periods)
Chapter–4: Moving Charges and Magetism
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
(only qualitative treatment), force on a moving charge in uniform magnetic and electric fields,
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
uniform magnetic field; moving coil galvanometer-its current sensitivity and conversion to
ammeter and voltmeter.
Chapter–5: Magnetism and Matter
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.
Unit IV: Electromagnetic Induction and Alternating Currents (20 Periods)
Chapter–6: Electromagnetic Induction
Electromagnetic induction; Faraday’s laws, induced EMF and current; Lenz’s Law, Eddy currents.
Self and mutual induction.
Chapter–7: Alternating 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 V: Electromagnetic waves (04 Periods)
Chapter–8: Electromagnetic Waves
Basic idea of displacement current, Electromagnetic waves, their characteristics, their
Transverse nature (qualitative ideas only).
Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays,
gamma rays) including elementary facts about their uses.
Unit VI: Optics (25 Periods)
Chapter–9: Ray Optics and Optical Instruments
Ray 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, lensmaker’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
Scattering of light – blue colour of sky and reddish apprearance of the sun at sunrise and sunset.
Optical instruments: Microscopes and astronomical telescopes (reflecting and refracting) and
their magnifying powers.
Chapter–10: Wave Optics
Wave optics: Wave front and Huygen’s principle, reflection and refraction of plane wave at a
plane surface using wave fronts. Proof of laws of reflection and refraction using Huygen’s
principle. Interference, Young’s double slit 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 microscope and astronomical telescope, polarisation,
plane polarised light, Brewster’s law, uses of plane polarised light and Polaroids.
Unit VII: Dual Nature of Radiation and Matter (08 Periods)
Chapter–11: Dual Nature of Radiation and Matter
Dual nature of 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 VIII: Atoms and Nuclei 14 Periods
Alpha-particle scattering experiment; Rutherford’s model of atom; Bohr model, energy levels,
Composition and size of nucleus, 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, nuclear fusion.
Unit IX: Electronic Devices (15 Periods)
Chapter–14: Semiconductor Electronics:
Materials, Devices and Simple Circuits
Energy bands in conductors, semiconductors and insulators (qualitative ideas only)
Semiconductor diode – I-V characteristics in forward and reverse bias, diode as a rectifier;
Special purpose p-n junction diodes: LED, photodiode, solar cell and Zener diode and their
characteristics, zener diode as a voltage regulator.
Junction transistor, transistor action, characteristics of a transistor and transistor as an
amplifier (common emitter configuration), basic idea of analog and digital signals, Logic gates
(OR, AND, NOT, NAND and NOR).
Unit X: Communication Systems (10 Periods)
Chapter–15: 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, satellite communication. Need for modulation,
amplitude modulation and frequency modulation, advantages of frequency modulation over
amplitude modulation. Basic ideas about internet, mobile telephony and global positioning
Marking Scheme For Physics Curriculum For class 12
[ezcol_2third]Topics [/ezcol_2third] [ezcol_1third_end]Marks[/ezcol_1third_end]
Unit-II Current Electricity
Unit-III Magnetic Effects of Current and Magnetism
Unit-IV Electromagnetic Induction and Alternating Currents
Unit–V Electromagnetic Waves
Unit–VII Dual Nature of Radiation and Matter
Unit–VIII Atoms and Nuclei
Unit–IX Electronic Devices
Unit–X Communication Systems
[ezcol_2third]Total Marks[/ezcol_2third] [ezcol_1third_end]70[/ezcol_1third_end]