Previous year question paper for Physics (B-TECH Electrical Engineering 1st-2nd)

Physics

Previous year question paper with solutions for Physics from 2011 to 2018

Our website provides solved previous year question paper for Physics from 2011 to 2018. Doing preparation from the previous year question paper helps you to get good marks in exams. From our Physics question paper bank, students can download solved previous year question paper. The solutions to these previous year question paper are very easy to understand.

Section A

Interference : Coherent sources, conditions for sustained interference. Division of Wave-Front - Fresnel’s Biprism, Division

of Amplitude- Wedge-shaped film, Newton’s Rings, Michelson Interferometer, applications (Resolution of closely spaced

spectral lines, determination of wavelengths).

Diffraction: Difference between interference and diffraction Fraunhofer and Fresnel diffraction. Fraunhofer diffraction

through a single slit, Plane transmission diffraction grating, absent spectra, dispersive power, resolving power and Rayleigh

criterion of resolution.

Section B

Polarisation: Polarised and unpolarised light, Uniaxial crystals double refraction, Nicol prism, quarter and half wave plates,

Detection and Production of different types of polarized light, Polarimetry; Optical and specific rotation, Biquartz and Laurent’s

half shade polarimeter.

LASER

Spontaneous and Stimulated emission, Laser action, characteristics of laser beam-concept of coherence , spatial and temporal

coherence , He-Ne and semiconductor lasers (simple ideas), applications

Section C

Fibre Optics

Propagation of light in optical fibres, numerical aperture, V-number, single and multimode fibres, attenuation, dispersion,

applications.

Dielectrics

Molecular theory, polarization, displacement vector, electric susceptibility, dielectric coefficient, permittivity & various relations

between these, Gauss’s law in the presence of a dielectric, Energy stored in a uniform electric field, concept of local molecular

fields and Claussius Mossotti relation.

Section D

Special Theory Of Relativity

Michelson’s Morley Experiment, Postulates of Special Theory of Relativity, Lorentz transformations, Consequences of LT

(length contraction and time dilation), addition of velocities, variation of mass with velocity, mass energy equivalence.

Superconductivity

Introduction (Experimental survey), Meissner effect, London equations, Hard and Soft superconductors, Elements of BCS

Theory.  

2018
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2014
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2012
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2011
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