Physics Class 12 Term-II Syllabus

The syllabus consists of five units: (v) Electromagnetic Waves (vi) Optics (vii) Dual Nature of Matter (viii) Atoms and Nuclei (ix) Electronic Devices.

Exam Structure

Unit Chapter Marks
V Electromagnetic Waves 17
  Chapter 8: Electromagnetic Waves
VI Optics
  Chapter 9: Ray Optics and Optical Instruments
  Chapter 10: Wave Optics
VII Dual Nature of Matter 11
  Chapter 11: Dual Nature of Radiation and Matter
VIII Atoms and Nuclei
  Chapter 12: Atoms
  Chapter 13: Nuclei
IX Electronic Devices 7
  Chapter 14:  Semiconductor Electronics: Materials, Devices and Simple Circuits
  Total 35

Unit V: Electromagnetic waves

Chapter 8: Electromagnetic Waves

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

Chapter 9: Ray Optics and Optical Instruments

Ray Optics: 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, refraction of light through a prism.

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

Chapter 10: 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.

Unit VII: Dual Nature of Matter and Radiation

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.

Experimental study of photoelectric effect

Matter waves - wave nature of particles, de Broglie relation.

Unit VIII: Atoms and Nuclei

Chapter 12: Atoms

Alpha-particle scattering experiment; Rutherford's model of atom; Bohr model, energy levels, hydrogen spectrum.

Chapter 13: Nuclei

Composition and size of nucleus. Nuclear force.

Mass-energy relation, mass defect; nuclear fission, nuclear fusion.

Unit IX: Electronic Devices

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.

Login to Download