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Which one of the following can be estimated from SP log against a saline-water saturated sandstone formation encountered in a well? GATE-Geology and Geophysics-Question-20121 AnswerIf the total volume of water in the Earth’s atmosphere, estimated to be about 1.29 x 104 km3 , were to completely precipitate and uniformly cover the Earth’s surface, estimated to be 5.1 x 108 km2 -gate Geology & Geophysics 2017 1 AnswerWhich type of VES curve is obtained for a three-layered earth model consisting of wet shale (top layer), poorly water saturated sandstone (middle layer) and impermeable granite (bottom layer)? -gate Geology & Geophysics 2017 2 AnswerA sandstone bed whose attitude is 090°, 30° is exposed on a flat surface. The true thickness of the bed is 100 m. The width of the outcrop of the sandstone bed along a N-S traverse on the ground is ________ m. -gate Geology & Geophysics 2017 1 AnswerA sandstone bed dipping 30° has an outcrop width of 20 m in a flat terrain. What is the true thickness (in m) of the bed? GATE-Geology and Geophysics-Question-20121 AnswerWhich one of the following is the youngest marine formation in the Himalaya? (-Gate geology and geophysics 2014)1 AnswerArrange the following formations sequentially from older to younger: GATE-Geology and Geophysics-Question-20121 AnswerWhich one amongst the following rocks commonly has highest unconfined compressive strength? GATE-Geology and Geophysics-Question-20121 AnswerA predominantly siliciclastic Mesozoic stratigraphic unit in mainland Kutch containing Trigonia and abundant plant fossils including Ptillophyllum is -gate Geology & Geophysics 2017 1 AnswerWhich one of these is NOT a source of sufficient water supply but can transmit certain quantity of water on a regional scale due to leakage? GATE-Geology and Geophysics-Question-20121 AnswerMetal content (in metric tonnes) of an ore having specific gravity and assay values of 2.86 and 1.49 % respectively in a mining block 40 m long, 30 m wide and with an average thickness of 2.13 m is _______. (-Gate geology and geophysics 2014)1 AnswerThe following gamma ray (GR) log data are recorded in a borehole: GR log value against a formation = 30 API units, Maximum GR log value = 45 API units, Minimum GR log value = 20 API units. (-Gate geology and geophysics 2014)1 AnswerA confined sandy aquifer has a thickness of 10 m and transmissivity of 0.75 m2 per day. Its hydraulic conductivity is _____ m/day. (-Gate geology and geophysics 2014)1 Answer The Königsberger ratio, Qn, related to magnetization of rocks is very low (Qn<<1) for -gate Geology & Geophysics 20171 AnswerPoint bar deposit is associated with GATE-Geology and Geophysics-Question-20121 Answer Which of the following is NOT a variety of silica (SiO2)? GATE-Geology and Geophysics-Question-20121 AnswerA clean, thick and hydrocarbon bearing sandstone bed can be identified through a combination of -gate Geology & Geophysics 20171 AnswerIn which of the following localities does coal deposit occur? GATE-Geology and Geophysics-Question-20121 Answer During its orbital motion around the Sun, the Earth is nearest to the Sun on GATE-Geology and Geophysics-Question-20121 AnswerWhen did the supercontinent Pangaea begin to break up? GATE-Geology and Geophysics-Question-20121 Answer