Geology and Geophysics
GATE GG-1 exam:gate PYQs
Build your understanding with focused practice from past exam papers.
Questions 581–590 of 650. Imported answers require independent review unless marked reviewed.
Question 51
Open questionPART-B GEOLOGY (SECTION 1)NAT2 marksNeeds review
For a granitic rock mass, joint set number (Jn) = 9, joint water reduction factor (Jw) = 1, joint alteration number (Ja) = 1, stress reduction factor (SRF) = 1, rock quality designation (%) = 84 and joint roughness number (Jr) = 3. The Q-value as per Barton’s Q-system of rock mass classification (year 1974) is ____________.
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Open questionPART-B GEOLOGY (SECTION 1)NAT2 marksNeeds review
A sun synchronous satellite is at an altitude of 300 km and the spectrometer makes an angular coverage angle of 12°. The Swath (FOV) of the satellite is ____________ km.
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Open questionPART-B GEOLOGY (SECTION 1)NAT2 marksNeeds review
The stability field boundary between two minerals A and B is linear with a positive slope in P-T space. The molar entropy of A and B are 85.5 and 92.5 Joules K
, respectively and their respective molar volumes are 35.5 and 38.2 cc. The slope of the phase boundary in P-T space is ____________ bar K
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Open questionPART-B GEOLOGY (SECTION 1)NAT2 marksNeeds review
Five moles of gas A (volume V1) and 3 moles of gas B (volume V2) were kept in separate containers. These two gases are completely transferred to a new container of volume V. Assume isothermal condition, and the system does only mechanical, the entropy change of the system is ____________ Joules K
. (R = 8.3 J K
mole
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Open questionPART-B GEOLOGY (SECTION 1)NAT2 marksNeeds review
The value of Eh corresponding to the upper limit of natural surface aqueous environment at pH of 8.0 is ____________ V.
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Open questionGG-CMCQ1 markNeeds review
Which one of the following is a continental hotspot?
Your answerChoose one option.
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Open questionGG-CMCQ1 markNeeds review
The diagram given below shows a Mohr circle for two-dimensional stress with points numbered as shown. The mean stress and the maximum shear stress are given by which one of the following number pairs?
Your answerChoose one option.
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Open questionGG-CMCQ1 markNeeds review
Which type of fault is developed in the setting shown in the figure below? Velocity vectors on either side of the fault are given in the figure.
Your answerChoose one option.
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Open questionGG-CMCQ1 markNeeds review
The age of most of the bituminous coal seams of India is
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Open questionGG-CMCQ1 markNeeds review
The time equivalent of the time-stratigraphic term ‘Series’ is
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