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DEPARTMENT OF GEOPHYSICS|
(Non- core subject)
Intake of students: 50
Unit I: Introduction : History of seismology ,elasticity of rocks, stress and strain, Linear stress-strain relationship, elastic module, Body waves(P & S waves), surface waves(Rayleigh & love waves), dispersion
Unit II: Rays paths, Travel time curves and delay times, seismic phases and nomenclature seismic wave energy, geometrical spreading, Reflection and transmission coefficients attenuation.
Unit III: Seismometry: Inertial pendulum system, Broad band seismometers, selection of seismographs sites
Unit IV: Seismology and earth’s structure, seismic discontinuities, reflectance and scatterers, lateral heterogeneities, global Seismicity, Seismicity of India
Unit V: Earthquakes, locating earthquakes, Seismogram interpretation, determining focal mechanism of an earth quake, Magnitude, intensity and Moment, Earthquakes statistics, Seismicity and plate tectonics, micro earth quakes, Reservoir induced Seismicity, Prediction of earthquakes.
1. Fundamentals of Geophysics, William Lowrie
2. Modern Global Seismology, Thorne Lay
3. The Earth, Jeffreys,S.H.
4. Elementary Seismology, Charles.F. Richter
5. Earthquakes, Bolt, B.A.,
6. Introduction to Seismology, Markus Bath
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