Geology and Geophysics
GATE GG-1 format:mcq PYQs
Build your understanding with focused practice from past exam papers.
Questions 161–170 of 422. Imported answers require independent review unless marked reviewed.
Question 14
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Which one of the following is the Poisson’s ratio for an incompressible fluid?
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The relationship between conjugate shear fractures and the principal stresses in a homogenous, isotropic, deformed body is shown in the stereoplot given below (
,
and
are compressive stresses). Which one of the given fault regimes is indicated according to the Anderson’s theory of faulting for the formation of conjugate shear fractures under plane strain?
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How many independent elastic parameters are needed to describe a homogenous isotropic material?
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Which one of the following is a mafic volcanic rock?
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The intercepts of a crystal face on the crystallographic axes are ∞a, 2b, 3c. Which one of the following is its Miller Index?
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Match the locations in Group I with the corresponding economic deposits in Group II.
Group I: P. Wajakar; Q. Sukinda; R. Malanjkhand; S. Mangmeta
Group II: 1. Chromite; 2. Diamond; 3. Barite; 4. Copper
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A coarse-grained igneous rock consists of 55% olivine, 25% augite and 20% enstatite. According to the IUGS classification, the rock is
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The rock-type used to build the walls of the Red Fort in Delhi is
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During crystallisation of a magma, which one of the following schematic paths (I, II, III and IV) describes the behavior of compatible elements in the residual melt?
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In the geological map of India, which one of the following geological units has the largest area?
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