Hall Ticket No:
ENTRANCE EXAMINATION 2014
M.Tech.lAdvanced P.G. Diploma in Mineral Exploration

Date: 06.02.2014 Time: 2.00-4.00 PM Marks: 75
Instructions for the candidates: All questions carry equal marks. ii) Write your " Hall Ticket Number in the OMR Answer Sheet given to
you. Also write the Hall Ticket Number in the space provided above. iii) There is negative marking. Every wrong answer carries 0.33 mark. iv) Hand over the OMR answer sheet at the end ofthe examination to the Invigilator. No additional sheets will be provided. Rough work can be done in the question paper
itself space provided at the end ofthe booklet.
vi) Non-programmable calculators are allowed.

PART-A
1. The value of at a point is 9.8 m/sce2. Suppose the earth suddenly shrink uniformly to half its present size without losing any mass. The value of at the same point (assuming that the distanceofthepointfromthecentreofthe earthdoesnotshrink)will become

9.8 m/sce2 4.9 m/sce2


19.6 m/sce2 2.45 m/sce2


2. Volcanism is associated with which ofthe following types ofplate boundaries? (A)convergent plate boundaries (B)divergent plate boundaries

transform fault plate boundaries


divergent and convergent plate boundaries


3. In the preparation offrequency distribution for sample, the number ofclasses depends on

Number ofdata points The range ofthe data


both A and B none ofthese


4.
Whatisthe nameofthe largesupercontinentthatexisted200 millionyearsagowhenall ofthe

continents were together?
(A)San Andreas Andian Indian Pangaea


5.
Which ofthe following statements about convection is true? (A)heat is transferred from hot material to cool material without inducing a flow. (B)cool material flows upward and displaces hot material


hot material flows upward and displaces cool material


random circulation occurs



6.
A relative frequency distribution presents frequencies in terms of

Whole numbers Fractions binary number None ofthese

7.
Thenumber ofmolesofsolutepresentin 1kg ofasolventiscalledits

molality molarity normality formality

8.
The most electronegative element among the following is

sodium bromine fluorine oxygen

9.
the law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is

Dalton's law Gay Lussac's law Henry's law Raoult's law

10.
The geothermal gradient in the crust averages

25°/km 1°/km 10°/km 125°/km

11.
Positive gravity anomalies are often associated with


deep ocean trenches ore bodies beneath Earth's surface


large cavern systems beneath Earth's surface all ofthese



12.
A positive magnetic anomaly indicates


a body ofmagnetic ore an intrusion ofgabbro


mafic rock masses (D)all ofthe above



13.
If the correlation coefficient is negative between dependent and independent variables, then

the sign ofregression coefficient in simple linear regression is
(A)Positive negative zero difficult to know


14.
The limits for coefficient correlation are

(A)0to1 (C)1to100

15.
The limits for coefficient ofdetermination in linear regression are

(A)0to 1 -1to+1 tol00

16.
The S-wave shadow zone is evidence that


the outer core is liquid the outer core is composed ofiron and nickel oxides


the inner core is solid it is very hot near the core



17.
In the construction ofa frequency distribution it is always recommended to have classes of

Equal width Unequal width smaller width Larger width

18.
A body is traveling in a circle at constant speed. It


has constant velocity has no acceleration


has an inward acceleration has an outward radial acceleration



19.
Area ofthe triangle formed by the vertices and is

25.5 51 102 156

20.
Equation of line passing through and perpendicular to x-3y+17=0 is

3x+y+11=0 x-3y+l1=0

21.
Ifcosecx 1718 and x is acute, then the value oftanx is 8/15 17/15 8117

22.
A ladder of length 16 when it is placed against vertical wall, its top is 8 m vertically above

the base ofthe wall. The angle made by ladder with the ground is
(A)600 30° 45° 75°


23.
Which ofthefollowing is notanexample ofisostasy?


deep mountain roots deep mountain roots


ocean basins are deeper than continents all ofthese



24.
Convection is likely occurring in


the mantle the outer core


both the mantle and the outer core (D)throughout the Earth



25.
A car moving on a horizontal road may be thrown out ofthe road while taking a tum


by the gravitational force


due to the lack of proper centripetal force


due to the lack of frictional force between the tire and the road


due to the reaction ofthe ground




PART-B
26. A liquid is kept in a glass beaker. Which molecules of the liquid have the highest potential energy?

Molecules at the bottom ofthe beaker


Molecules near the centre ofthe liquid


Molecules lying at halfthe depth of liquid and touching the walls ofbeaker


Molecules lying in the surface film


27. The surface ofwater in contact with glass wall is

Plane Convex


Concave Either convex or concave


28. Energy in a stretched wire is

Halfofload strain Halfofstress strain


Stress strain Load strain


29. The substance which shows practically no elastic after effect is

Quartz Copper


Silk Rubber


30. The descent ofoceanic lithosphere into the mantle is the process of

subduction accretion


divergence contraction


31. Approximate depth ofdeep-sea trenches

1 km 10km


100 km 250 km


32. What caused dust and condensing material to accrete into planetesimals?

heating of gases gravitational attraction and collisions


nuclear fusion rotation ofthe proto-sun


33. The name ofthe layer ofthe Earth that separates the crust from the core is the (A)magma (B)lithosphere magma
asthenosphere (D)mantle
34. Oxygen built up in the Earth's atmosphere because

the oceans separated from the crust


rocks weathered and released their oxygen


algae and other organisms employed photosynthesis


oxygen settled on Earth from planets further from the sun


35. Which ofthe planets is not geologically active?

Mars Mercury


Venus Earth


36. A astronaut can't hear the explosion on the surface ofthe moon because

Frequency of'explosion is out ofaudible range


Temperature at that point is very low


There is no medium on moon


None ofabove


.3
37. Elastic waves in a solid are

Only transverse Only longitudinal


Either transverse or longitudinal Neither transverse nor longitudinal


38.
The molecule which has the highest percentage of ionic character among the following is HI HF HCI HBr

39.
The maximum number of covalent formed by nitrogen is



40.
If A is the set of all factors of 72, B is the set of all multiples of 8 then A n B is 72} 12,29,48,. 72} 24, 72}

41.
Iff(x, then is (A)125 625 81 375

42.
If then


1 1/2 43.Geometric mean ofthe series 16 is
32 64 8
44. The monomer ofpolythene is
vinyl chloride ethylene ethyl alcohol (D)None of the above
45. The luster ofa metal is due to

its high density its high polishing


its chemical inertness presence of free electrons


46.
The most abundant rare gas in the atmosphere is Ne Ar Xe

47.
The asthenosphere is

cool and strong cool and weak hot and strong hot and weak

48.
Features useful in defining plate boundaries include all except


shorelines between continents and oceans


distribution ofvolcanoes


distribution ofearthquakes


distribution of mountain ranges



49.
How thick is the crust ofthe Earth?

about 4 miles about 4 km about 40 km about 400 km

50.
Land plants appeared during

Cenozoic Mesozoic Paleozoic Precambrian

51.
Which ofthe following isotopes is most useful for dating very young wood and charcoal?

rubidium-87 potassium-40 carbon-14 uranium-238

52.
A closed organ pipe and an open organ pipe have their first overtones identical in frequency. Their lengths are in the ratio of

1:2 3 5

53.
Two planets of radii rl and r2 are made from the same material. The ratio of the acceleration due to gravity gl/g2 at the surface ofthe two planets is

rt/r2 r2/rl (rtlr2i

54.
The flow of heat from a hot body to a cold body is an example of


Isothermal process Reversible process


Adiabatic process Irreversible process



55.
The emissive of a perfectly black body is


0 0.5 1 0.75
4­
56. For which ofthe following correlations would the data points be clustered most closely
around a 45 degree line?
0.05 0.50 -0.6 0.9
57. For a standard normal variable the mean and variance are
0 and 1 1 and 0 and 0 1 and 1
58.The shape ofNormal curve is

(A)Bell shape straight line (C)skewed towards left skewed towards right 59.The limits of a probability measure are

0 to 1 (C)OtoiOO toO 60.The probability of getting a Head when you toss a unbiased coin is


1 0.5 61.Whatistheprobability ofanoddnumbersto appearinasingletoss offairdice.


1/6 1/2 1
62. If P(A or then

A and B are mutually exclusive A and B are independent


A and B are dependent none ofthese


63. The ability of a given substance to assume two or more crystalline structure is called

polymorphism isomorphism


amorphous isomerism


64. How does the Binding Energy per nucleon vary with the increase in the number of nucleons?

Increases continuously with mass number


Decrease continuously with mass number


First decreases and then increases with increase in mass number


First increases and then decreases with increase in mass number


65. In the ground state, an element has 13 electrons in its M-shell. The element is
Copper Chromium Nickel Iron
66. What are the conditions under which the relation between volume and number ofmoles
gas plotted? pressure; temperature)

Constant P and T Constant T and V


Constant P and V Constant n and V


67. Which ofthe following statements is true? .

As temperature decreases and salinity decreases, density decreases


As temperature increases and salinity increases, density decreases


As temperature increases and salinity decreases, density increases


As temperature decreases and salinity increases, density increases


68. The densest water body in the oceans is

North Atlantic deep water Antarctic intermediate water


Antarctic bottom water South Atlantic surface water


69.
Acoustic impedance is defined as

(A)seismic velocity x density (B)seismic velocity density (C)seismic velocity density (D)seismic velocity -density

70.
At mid-ocean ridges, two plates are


moving towards each other moving away from each other


sliding along each other stationary



71.
Eruptions dominated by basaltic lava flows typically form what type ofvolcanoes?

composite stratospheric cinder cone shield

72.
Which ofthe following is NOT a process ofphysical (mechanical) weathering?

Frost wedging unloading thermal expansion dissolution

73.
Which ofthe crystal systems has four crystallographic axes? monoclinic triclinic hexagonal tetragonal

74.
What is the average specific gravity ofthe continental crust?

1.5 2.5 3.5 4.5

75.
If only density increases with increasing depth within the earth, the velocity of a P wave should


stay the same (B)increase (C)decrease zero