GATE (Graduate Aptitude Test in Engineering) Geology & Geophysics: Questions 95 - 98 of 158

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Question 95

Metamorphic P-T-T Paths and Their Tectonic Significance

Appeared in Year: 2014

Question

MCQ▾

The relative enrichment factors ( values) of sulphur isotopes of two sulphide minerals A and B in equilibrium with H2S at the same P-T-X conditions are and respectively. If A and B are in equilibrium under the same P-T-X conditions and δ34S value of A is , then the value of B is (Carry two marks each)

Choices

Choice (4)Response

a.

b.

c.

d.

Question 96

Question

MCQ▾

In a typical coal mine area affected by acid mine drainage, which one of the following acids will be dominant?

Choices

Choice (4)Response

a.

Sulphuric acid

b.

Hydrochloric acid

c.

Hydrofluoric acid

d.

Nitric acid

Question 97

Mineralogy and Classification of Common Igneous

Appeared in Year: 2014

Question

MCQ▾

The correct chronological order (older to younger) of the following volcanic events is

(Carry one mark each)

P. Rajmahal volcanism

Q. Deccan volcanism

R. Panjal volcanism

S. Malani volcanism

Choices

Choice (4)Response

a.

S, Q, R, P

b.

P, Q, R, S

c.

S, R, Q, P

d.

S, R, P, Q

Question 98

Appeared in Year: 2014

Question

MCQ▾

The diurnal variation of geomagnetic elements is due to system of electric currents flowing in the ________ (Carry one mark each)

Choices

Choice (4)Response

a.

Oceans

b.

Ionosphere

c.

Earths outer core

d.

Inter-planetary medium

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