(COMMON FOR ALL BRANCHES)
|L T P |
3 1 -
|Theory: 100 Marks |
Sessional: 50 Marks
Total: 150 Marks
Time: 3 Hrs.
Interference: Division of wave front-Fresnel's biprism, Division of amplitude–Newton's rings, Michelson interferometer, applications.
Diffraction: Difference between Fraunhofer and Fresnel diffraction. Fraunhofer diffraction through a slit. Plane transmission diffraction grating, its dispersive and resolving powers.
Polarization: Polarised and unpolarized light, double refraction; Nicol prism, quarter and half wave plates, Polarimetry; Biquartz and Laurent's half-shade polarimeters, Simple concepts of photoelasticity.
Laser: Spontaneous and stimulated emissions, Laser action, characteristics of laser beam-concepts of coherence, He-Ne and semiconductor lasers (simple ideas), applications.
Fibre Optics: Propagation of light in fibres, numerical aperture, single mode and multi mode fibres, applications.
EM Theory: E.M. wave theory-review of basic ideas, Gauss’s Law, Ampere’s Law and its applications to infinite line charge & Infinite plane ,eMaxwell's equations, simple plane wave equations, simple concepts of wave guides and coaxial cables, Poynting vector.
Dielectrics: Molecular theory, polarization, displacement, susceptibility, dielectric coefficient, permitivity & various relations between these, Gauss's law in the presence of a dielectric, Energy stored in an electric field. Behavior of dielectrics in a.c. field-simple concepts, dielectric losses.
Special Theory of Relativity: Michelson-Moreley experiment, Lorentz transformations, variation of mass with velocity, mass energy equivalence.
Nuclear Physics: Neutron Cross-section, Nuclear fission, Moderators, Nuclear reactors, Reactor criticality, Nuclear fusion. Interaction of radiation with matter-basic concepts, radiation detectors-ionisation chamber, G.M. Counter, Scintillation and solid state detectors, cloud chamber and bubble chamber.
1. Physics of the Atom - Wehr, Richards & Adair (Narosa)
2. Perspectives of Modern Physics - Arthur Beiser (TMH)
3. Modern Engineering Physics – A.S. Vasudeva (S. Chand)
1. Electricity and Magnetism – F.W. Sears (Narosa)
2. Physics Vol-I & II – Resnick & Halliday (Wiley Eastern)
3. A Text Book of Optics – Brij Lal & Subramanyam