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Previous year question hub

Geophysical Well Logging - Advanced topics in Geophysics - Geology & Geophysics Previous Year Questions

Practice Geophysical Well Logging - Advanced topics in Geophysics - Geology & Geophysics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

21Papers
19Years
57Questions
1Topics

Geophysical Well Logging question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Geophysical Well Logging. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Medium 33 57.9%
Easy 24 42.1%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

MCQ 44 77.2%
Numerical Answer Type (NAT) 8 14%
MSQ 4 7%
Fill in the blanks 1 1.8%

Subject weightage

Top subjects by unique question coverage.

Geology & Geophysics
57 Qs

Most asked topics

Top topics across the included previous year papers.

Advanced topics in Geophysics
57 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Geophysical Well Logging
57 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

Geology and Geophysics - Geophysics (GG) 2026
2 Qs
Geology and Geophysics - Geology (GG) 2026
1 Qs
Geology & Geophysics (GG) 2024 [Session 2]
2 Qs
Geology & Geophysics (GG) 2024 [Session 1]
1 Qs
Geology & Geophysics (GG) 2023 [Session 2]
2 Qs
Geology & Geophysics (GG) 2022
2 Qs
Geology & Geophysics (GG) 2021
4 Qs
Geology & Geophysics (GG) 2020
3 Qs
Geology & Geophysics (GG) 2019
3 Qs
Geology & Geophysics (GG) 2018
2 Qs
Geology & Geophysics (GG) 2017
4 Qs
Geology & Geophysics (GG) 2016
3 Qs
Geology & Geophysics (GG) 2015
1 Qs
Geology & Geophysics (GG) 2014
4 Qs
Geology & Geophysics (GG) 2013
1 Qs
Geology & Geophysics (GG) 2012
7 Qs
Geology & Geophysics (GG) 2011
3 Qs
Geology & Geophysics (GG) 2010
1 Qs
Geology & Geophysics (GG) 2009
4 Qs
Geology & Geophysics (GG) 2008
3 Qs
Geology & Geophysics (GG) 2007
4 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
Geology and Geophysics - Geology (GG) 202620261View paper
Geology and Geophysics - Geophysics (GG) 202620262View paper
Geology & Geophysics (GG) 2024 [Session 1]20241View paper
Geology & Geophysics (GG) 2024 [Session 2]20242View paper
Geology & Geophysics (GG) 2023 [Session 2]20232View paper
Geology & Geophysics (GG) 202220222View paper
Geology & Geophysics (GG) 202120214View paper
Geology & Geophysics (GG) 202020203View paper
Geology & Geophysics (GG) 201920193View paper
Geology & Geophysics (GG) 201820182View paper
Geology & Geophysics (GG) 201720174View paper
Geology & Geophysics (GG) 201620163View paper
Geology & Geophysics (GG) 201520151View paper
Geology & Geophysics (GG) 201420144View paper
Geology & Geophysics (GG) 201320131View paper
Geology & Geophysics (GG) 201220127View paper
Geology & Geophysics (GG) 201120113View paper
Geology & Geophysics (GG) 201020101View paper
Geology & Geophysics (GG) 200920094View paper
Geology & Geophysics (GG) 200820083View paper
Geology & Geophysics (GG) 200720074View paper

All Geophysical Well Logging previous year questions

Practice every matching question in batches of 20, with every available option.

1
2008 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2008

Compton scattering is the physical basis of

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2
2008 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2008

A combination of radioactive logging to detect chlorine in a formation is

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3
2008 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2008

In electrical logging, the measured resistivity of flushed zone is 19.2 Ωm, the resistivity of mud-filtrate is 1.33 Ωm and the computed value of residual oil saturation in flushed zone is 20%. The value of formation resistivity factor is

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4
2009 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2009

The logging tool for direct determination of permeability is

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5
2009 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2009
In a gas zone, true porosity \(\phi_t\), neutron log \(\phi_n\) and density derived porosity \(\phi_d\) are related as
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6
2009 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2009
Identify the equation for formation water resistivity (\(R_{w_e}\)) estimation from SP log, wherein \(SSP\), \(K(T)\) and \(R_{mf_e}\) are respectively static SP, temperature dependent coefficient and mudfiltrate resistivity.
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7
2009 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2009

Gamma ray detected in density log is

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8
2010 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2010

The logging technique that uses non-conductive drilling fluids is

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9
2011 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2011

In a borehole, high pressure gas zone is identified by

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10
2011 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2011

Gamma ray log measurements are used to quantify

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11
2011 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2011

Free fluid index (FFI) of a formation is estimated from

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12
2012 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2012

Which one of the following can be estimated from SP log against a saline-water saturated sandstone formation encountered in a well?

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13
2012 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2012
Based on acoustic log of a well, the transit time in a water-bearing sandstone zone is found to be 75 µs/ft. The transit time of acoustic wave through the sandstone matrix and water are 50 µs/ft and 200 µs/ft, respectively. Determine the porosity of the sandstone. (Give answer up to 2 decimal places)
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14
2012 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2012
Which one of the following can be determined from the NMR log against sandstone?
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15
2012 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2012
Gamma-gamma log applied for estimation of formation density uses incident rays with energy in the range of 0.5 MeV to 2.0 MeV. The interaction of such gamma rays with rocks is governed by
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16
2012 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2012
Determine the correctness or otherwise of the following Assertion [a] and Reason [r].
Assertion: In a well-log survey using fresh-water drilling mud, an oil-bearing sandstone zone can be identified by electrical resistivity and SP logs.
Reason: Oil has high electrical resistivity and the porous nature of sandstone is indicated by negative SP.
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17
2012 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2012
A thick section of clean sand is identified on a suite of geophysical logs. The deep laterolog reads 4 Ohm-m in the upper part of the section and 0.1 Ohm-m in the lower part of the section. The lower part is interpreted to be 100% water-saturated. The resistivity of formation water obtained from SP log is estimated to be 0.01 Ohm-m.
The formation resistivity factor of the clean sand section is
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18
2012 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2012
Based on the above result, the water saturation in the top part of the sand formation is
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19
2013 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2013
Which of the following logging techniques is best suited to estimate the shalliness of hydrocarbon reservoirs?
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20
2014 · Geology & Geophysics · Advanced topics in Geophysics · Geophysical Well Logging
Geology & Geophysics (GG) 2014
The 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.
What is the fraction of shale in the formation?
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Showing 20 of 55 questions