GATE-2018
GATE 2018 76) A plane electromagnetic (EM) wave traveling vertically downwards with a frequency of 1000Hz in a homogeneous medium has a skin depth of 100m. The ratio of the ampli…
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GATE-2018-78
GATE-2018 78. The apparent resistivities obtained at 0.1 Hz and 10 Hz in the frequency domain I.P. measurement are 100 ohm m and 80 ohm m, respectively. The Percentage Frequency E…
GATE-2018 (81)
GATE-2018 81. Consider a laterally homogeneous and isotropic earth model with a flat horizontal surface and three horizontal layers underlain by a half-space. A seismic reflection…
GATE-2006 (63) An EM wave travels vertically downwards in a homogenous medium
63) An EM wave travels vertically downwards in a homogenous medium of 100 m skin depth. At a depth of 200 meters what is the amplitude of the EM wave measured as percent of wave amplitude at the ea…
QUIZ-8
2018 GATE Index 2018 GATE Quiz-8 time limit 15 minutes Show all questions <= => The speed of re…
GATE 2018
70) The angle of inclination of the remnant magnetization measured on a basalt flow at a location P (28 o N 85 0 E) is 40 o . The palaeomagnetic latitude of the Basalt flow is________________ o…
GATE -2018 (75)
75 . The P-wave velocity and the Poisson’s ratio for a homogeneous and isotropic sedimentary rock are 2500 m/s and 0.3, respectively. The S-wave velocity for the rock is ________m/s. …
GATE-2018 (24) :Wyllie – Time average equation
24. Given that the velocity of P-waves in a sandstone matrix is 5600 m/s and that in oil is 1200 m/s, the velocity of P-wave propagation in oil saturated sandstone with 30% porosity is _________…
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