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Previous year question hub

Seismic Methods - Advanced topics in Geophysics - Geology & Geophysics Previous Year Questions

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

23Papers
20Years
146Questions
1Topics

Seismic Methods question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Seismic Methods. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Medium 79 54.1%
Easy 63 43.2%
Hard 4 2.7%

Question type distribution

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

MCQ 91 62.3%
Numerical Answer Type (NAT) 34 23.3%
MSQ 13 8.9%
Fill in the blanks 8 5.5%

Subject weightage

Top subjects by unique question coverage.

Geology & Geophysics
146 Qs

Most asked topics

Top topics across the included previous year papers.

Advanced topics in Geophysics
146 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Seismic Methods
146 Qs

Paper coverage

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

Geology and Geophysics - Geophysics (GG) 2026
7 Qs
Geology and Geophysics - Geology (GG) 2026
1 Qs
Geology & Geophysics (GG) 2025 [Session 2]
6 Qs
Geology & Geophysics (GG) 2025 [Session 1]
1 Qs
Geology & Geophysics (GG) 2024 [Session 2]
8 Qs
Geology & Geophysics (GG) 2023 [Session 2]
7 Qs
Geology & Geophysics (GG) 2023 [Session 1]
1 Qs
Geology & Geophysics (GG) 2022
13 Qs
Geology & Geophysics (GG) 2021
9 Qs
Geology & Geophysics (GG) 2020
7 Qs
Geology & Geophysics (GG) 2019
6 Qs
Geology & Geophysics (GG) 2018
9 Qs
Geology & Geophysics (GG) 2017
8 Qs
Geology & Geophysics (GG) 2016
6 Qs
Geology & Geophysics (GG) 2015
2 Qs
Geology & Geophysics (GG) 2014
4 Qs
Geology & Geophysics (GG) 2013
6 Qs
Geology & Geophysics (GG) 2012
9 Qs
Geology & Geophysics (GG) 2011
8 Qs
Geology & Geophysics (GG) 2010
6 Qs
Geology & Geophysics (GG) 2009
5 Qs
Geology & Geophysics (GG) 2008
8 Qs
Geology & Geophysics (GG) 2007
9 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) 202620267View paper
Geology & Geophysics (GG) 2025 [Session 1]20251View paper
Geology & Geophysics (GG) 2025 [Session 2]20256View paper
Geology & Geophysics (GG) 2024 [Session 2]20248View paper
Geology & Geophysics (GG) 2023 [Session 1]20231View paper
Geology & Geophysics (GG) 2023 [Session 2]20237View paper
Geology & Geophysics (GG) 2022202213View paper
Geology & Geophysics (GG) 202120219View paper
Geology & Geophysics (GG) 202020207View paper
Geology & Geophysics (GG) 201920196View paper
Geology & Geophysics (GG) 201820189View paper
Geology & Geophysics (GG) 201720178View paper
Geology & Geophysics (GG) 201620166View paper
Geology & Geophysics (GG) 201520152View paper
Geology & Geophysics (GG) 201420144View paper
Geology & Geophysics (GG) 201320136View paper
Geology & Geophysics (GG) 201220129View paper
Geology & Geophysics (GG) 201120118View paper
Geology & Geophysics (GG) 201020106View paper
Geology & Geophysics (GG) 200920095View paper
Geology & Geophysics (GG) 200820088View paper
Geology & Geophysics (GG) 200720079View paper

All Seismic Methods previous year questions

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

1
2008 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2008

If the P-wave velocity is twice that of S-wave velocity in a medium, the Poisson’s ratio of the material is

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2
2008 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2008

The amplitude of seismic wave varies due to spherical spreading as a function of

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3
2008 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2008

If f is the frequency of seismic wave and v is its velocity, the relation between absorption coefficient (α) and quality factor (Q) is

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4
2008 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2008

In marine seismic surveys, the maximum depth d (in feet) at which the bubble will break is related to the charge weight W (in pounds) by the relation

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5
2008 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2008
Considering noise problem (reverberation) in marine seismic work, the frequencies for higher harmonics are expressed by fₙ = ((2n-1)Vₑ) / (4d_w), where fₙ - frequency of nth harmonic, Vₑ - velocity of sound in water and d_w - water depth. The fundamental frequency in terms of the reciprocal of one - way travel time is
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6
2008 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2008

In a seismic reflection survey, lithological boundaries P (Shale and Gas sand), Q (Gas sand and Oil sand) and R (Oil sand and Water sand) computed on the basis of reflection coefficients are shown in figure. Which is the correct sequence of reflection coefficients at these boundaries?

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7
2008 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2008
The velocity (in km/s) in the second layer is
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8
2008 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2008

The reflection coefficient for the ratio of reflected and incident P-wave amplitudes at normal incidence is

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9
2009 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2009
Match the following seismic source generated noise type with its appearance on the seismogram :
Group I
P. Reverberation
Q. Multiples
R. Guided waves
S. Diffractions
Group II
1. Coherent hyperbolic events
2. Tails on reflected events
3. Events paralleling first breaks
4. Reflections at even time intervals after the primary reflections
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10
2009 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2009
The standard form of wave equation for propagation of cubical dilatation (\(\theta\)) is
\(\rho \frac{\partial^2 \theta}{\partial t^2} = (\lambda + 2\mu) \nabla^2 \theta\).
The compressional wave velocity is given by
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11
2009 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2009

A seismic signal is recorded in a frequency band, 50-100 Hz. The sampling interval (ms) to avoid aliasing would be

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12
2009 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2009
From the above data, the depth to the interface is given by
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13
2009 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2009

Using the above depth, the computed critical distance (m) would be

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14
2010 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2010

Which of the following instruments contains piezoelectric material?

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15
2010 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2010
The compressional wave velocity \(V_p\) within a solid with adiabatic bulk modulus \(K_s\), rigidity modulus \(G\) and density \(\rho\) is given by
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16
2010 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2010
The number of independent elements of the \(4^{th}\) order stiffness tensor required to characterize general elastic media is
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17
2010 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2010

The seismic wave travelling in low velocity layer and critically incident at the discontinuity between low and high velocity layers

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18
2010 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2010
The acoustic impedance of the first layer in SI units at normal incidence is
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19
2010 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2010

The transmission coefficient for a wave at normal incidence at the boundary of first and second layer is

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20
2011 · Geology & Geophysics · Advanced topics in Geophysics · Seismic Methods
Geology & Geophysics (GG) 2011

In a formation, if the density increases and elastic constants remain unchanged, then

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Showing 20 of 141 questions