Physics 12 Physics 12

UNIT II: Electrostatic Potential and Capacitance
  • Electrostatic potential
  • potential due to a point charge
  • potential due to a system of charges
  • electrical capacitance
  • parallel plate capacitor
  • combination of capacitors
UNIT III: Current Electricity
  • resistivity
  • colour code for resistors
  • series and parallel combination of resistors
  • temperature dependence of resistance
  • meter bridge
UNIT IV: Moving Charges and Magnetism
  • Magnetic force on a moving charge
  • magnetic force on a current-carrying conductor
  • force between two parallel current-carrying conductors
  • experienced by a current loop in a uniform magnetic field
  • moving coil galvanometer
  • magnetic dipole moment
  • oscillation of a magnetic dipole
  • Earth’s magnetic field
  • magnetic properties of materials
  • dia
  • para and ferromagnetic substances
  • Hysteresis
  • permanent magnets
UNIT V: Magnetism and Matter
  • magnetic field intensity due to a magnetic dipole along its axis and perpendicular to its axis
  • on a magnetic dipole
  • magnetic properties of materials
  • paramagnetic
  • diamagnetic and ferromagnetic materials
UNIT VII: Alternating Current
  • mean and RMS value of alternating current/voltage
  • reactance and impedance
  • LC oscillations
  • resonance
  • power in AC circuits
UNIT VIII: Electromagnetic Waves
  • electromagnetic spectrum
  • applications of electromagnetic waves
UNIT IX: Ray Optics and Optical Instruments
  • refraction of light
  • total internal reflection
  • lenses
  • lens formula
  • power of a lens
  • optical instruments - microscope
  • telescope
UNIT X: Wave Optics
  • Wave front and Huygens’ principle
  • Young’s double-slit experiment
  • diffraction
  • polarisation