**Phy 103: **** Optics and Waves & Oscillations**

Credit Hours: 3:00 (Level-1, Term-1, MME)

*Geometrical Optics:** Combination of lenses: Equivalent lens and equivalent focal length,
Cardinal points of a lens, Power of a lens; Defects of images: Spherical
aberration, Astigmatism, coma, Distortion, Curvature, Chromatic aberration;
Optical instruments: Compound microscope, Polarizing microscope, Resolving
power of a microscope, Camera and photographic techniques.*

*Physical Optics**: Theories of
light; Interference of light, Young's double slit experiment, Displacement of
fringes and its uses, Fresnel Bi-prism, Interference at wedge shaped films,
Newton's rings, Interferometer; Diffraction of light; Fresnel and Fraunhoffer
diffraction, diffraction by single slit, Diffraction from a circular aperture,
Resolving power of optical instruments, Diffraction at double slit and
N-slits-diffraction grating; Polarization; Production and analysis of polarized
light, Brewster's Law, Malus Law, Polarization by double refraction,
Retardation plates, Nicol prism, Optical activity, Polarimeters, Polartoid. *

*Waves & Oscillations**: Differential equation of a simple Harmonic Oscillator, Total energy
and average energy, Combination of simple harmonic oscillations, Lissajous'
figures, Spring- mass system, Calculation of time period of torsional pendulum,
Damped oscillation, Determination of damping co-efficient. Forced oscillation,
Resonance, Two-body oscillations, Reduced mass, differential equation of a
progressive wave, Power and intensity of wave motion, Stationary wave, Group
velocity and phase velocity.*