Physics 12 Physics 12

UNIT II: Current Electricity
  • resistance
  • resistivity
  • Circuits
  • analysis of circuits
  • heating effect of current
UNIT III: Magnetic Effects of Current and Magnetism
  • Magnetic Fields: Sources
  • properties
  • Earth’s magnetic field
  • self and mutual induction
UNIT IV: Electromagnetic Induction and Alternating Currents
  • AC Circuits: Reactance
  • impedance
  • Induction: Transformers
  • alternating current (AC) generators
UNIT V: Optics
  • Ray Optics: Reflection
  • refraction
  • lenses
  • mirrors
  • optical instruments
  • diffraction
UNIT VI: Dual Nature of Radiation and Matter
  • Einstein’s explanation
  • applications
  • Wave-Particle Duality: de Broglie hypothesis
UNIT VII: Atoms and Nuclei
  • quantum mechanical model
  • Radioactivity: Types
  • decay laws
  • half-life
  • applications
UNIT VIII: Electronic Devices
  • transistors
  • their working and applications
  • Electronic Components: Rectifiers
  • amplifiers
  • logic gates