GATE GG-1 exam:gate PYQs & Answers — Page 64

Questions 631–640 of 650. Imported answers require independent review unless marked reviewed.

Topic practice 650 questionsPage 64 of 65

2 g air dried coal contains 0.2 g moisture, 0.3 g ash and 0.5 g volatile matter. The volatile matter content in the coal in dry mineral matter free (d.m.f) basis is __________ %. (mineral matter content = 1.1×ash content)

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The approximate temperature for ‘oil window’ ranges from

Your answerChoose one option.

30°C to 50°C

60°C to 160°C

180°C to 250°C

260°C to 350°C

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Which one of the following biopolymers is the major source of liquid hydrocarbons?

Your answerChoose one option.

Lignin

Proteins

Lipids

Carbohydrates

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The hydraulic conductivity (K) of an isotropic aquifer is 10 m/day. If the hydraulic head within the aquifer drops 4 m over a distance of 750 m, the groundwater flow velocity within the aquifer is __________ m/day. (Up to third decimal place)

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Drainage network of a watershed ordered as per the Strahler method is given below. Maximum observed bifurcation ratio for the given network is __________.

Diagram for Geology and Geophysics question 50

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In a vertical aerial photo, the top and bottom of a tower built on a flat terrain is displaced by 2 mm. In the photograph, the distance between top of the tower and nadir point is 100 mm. The flying height of the aircraft was 300 m above the ground. The estimated height of the tower is __________ m.

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Brazilian test was conducted on a rock sample having radius of 27 mm and thickness of 22 mm. The failure load was 5 kN. The tensile strength of the rock is __________ N/mm².

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The average assay (

) and area of influence (

) of a placer gold deposit of uniform thickness sampled at four locations W, X, Y and Z are given below. The weighted average assay of the ore body is __________ g/t.

Diagram for Geology and Geophysics question 53

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The minimum and maximum values of the digital number (DN) of a remote sensing image are 8 and 32 respectively. The digital data was linearly stretched between 0 and 255 by using min-max linear stretching method. The post stretched integer DN value of a pixel with an original DN value of 27 will be __________.

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The length and width of concave and convex sides of a landslide is shown in the figure below. The Dilation Index of the landslide is __________.

Diagram for Geology and Geophysics question 55

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GATE GG-1 exam:gate PYQs

Question 46

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Question 48

Question 49

Question 50

Question 51

Question 52

Question 53

Question 54

Question 55