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A 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 AnswerA n inclined cylindrical confined aquifer has coefficient of permeability of 40 m/day. The horizontal distance between two vertical wells penetrating the aquifer is 800 m. The water surface elevations in the wells are 50 m and 45 m above a common horizontal datum. The absolute value of Darcy flux through the aquifer is ______________ m/day.0 AnswerA fully penetrating tube well in a 30 m deep confined aquifer with hydraulic conductivity of 4×10^-4m s^-1has 50 L s^-1 discharge. The drawdown and radius of influence are 5 m and 250 m, respectively. Diameter of the tube well in mm is ____________ 1 AnswerSpecific discharge of 1 cm per day is observed in a porous medium where hydraulic head difference is 0.5 m and flow length is 20 m. Calculate the hydraulic conductivity (in m/day). 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 AnswerT he drawdown at the well face of a 30 cm diameter fully penetrating well in a confined aquifer is 3 m. The radius of influence of this well is 3 km. For the same discharge and aquifer condition, the drawdown at 300 m away from the centre of the well is ______m. (GATE-Agricultural-Engineering-2018)0 AnswerCompute the coefficient of anisotropy from the following parameters estimated from a Vertical Electric Sounding (VES) survey. (-Gate geology and geophysics 2014)1 AnswerThe S-wave velocity of a medium having a Poisson’s ratio and a P-wave velocity of 0.5 and 3 km/s respectively is _______km/s. (-Gate geology and geophysics 2014)1 AnswerThe heat flow through a unit area of the Earth’s surface is given by the product of: (-Gate geology and geophysics 2014)1 AnswerWhich physical property of the medium governs the response of Ground Penetrating Radar (GPR)? GATE-Geology and Geophysics-Question-20121 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 AnswerWhich one of the following is the best suited mining method for a low-dipping, tabular-shaped, hard and compact ore body with 2 to 2.5 m thickness sandwiched between hard and compact roof and floor rock? (-Gate geology and geophysics 2014)1 Answer In the estimation of magnetotelluric transfer function, the time-independent conservation of current at conductivity discontinuities will result in -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 AnswerChoose the most appropriate word from the options given below to complete the following sentence. - Gate Geology and Geophysics 2014 (General Aptitude section)1 AnswerIn an ore mine exposing stratified sulfide ore with sulfide bands having thickness between 10 and 100 cm, which one of the following sampling methods is the most appropriate? (-Gate geology and geophysics)1 AnswerSelect the copper ore minerals from the following: (P) Chalcopyrite (Q) Pyrite (R) Pyrrhotite (S) Bornite (T) Sphalerite (U) Chalcocite (-Gate geology and geophysics 2014)1 AnswerThe reflection coefficient at the interface between two layers of resistivities 9 Ωm and 1 Ωm respectively is: (-Gate Geology and Geophysics 2014)1 AnswerThe convolution of two finite length sequences xn = [1, 0, -2] and yn = [1, -1] is: (-Gate geology and geophysics 2014)1 AnswerThe Fourier transform and integral of the Dirac delta function respectively are: (-Gate geology and geophysics 2014)1 Answer
Gate Geology and Geophysics 2014GATE-Geology and Geophysics-Question-2012CE2028 GROUND WATER ENGINEERINGEC - Electronics and Communication EngineeringCE - Civil Engineering EE - Electrical EngineeringME - Mechanical EngineeringCE 2021 HYDROLOGYAG2211 APPLIED GEOLOGY CE2253 APPLIED HYDRAULIC ENGINEERING
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