Important : BVP CET BAMS / BHMS Admission will be based on NEET UG.
BVP CET 2021 Physics Syllabus
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Contents of Class XII Syllabus
Unit I : 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 diploes in an electrostatic field.
- Conductors and insulators, free charges and bound charges inside a conductor. Dielectrics and electric polarization, 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.
Unit II : 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 ( liner 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.
Unit III : 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.
- Electromagnetic and factors affecting their strengths. Permanent magnets.
Unit IV : 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, wattles current.
- AC generator and transformer.
Unit V : 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 VI : 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 polarized light; Brewster’s law, uses of plane polarized light and Polaroids.
Unit VII : 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 VIII : 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.
- Radioactivity – 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 IX : 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 ). Transistor as a switch.