Description : Which one of the following land marks on the coast line must be depicted on hydrographic maps? (A) Shore line (B) Light houses (C) Church spires (D) All the above
Last Answer : (D) All the above
Description : The disconnected lines drawn on a map for showing slope- (1) Bench marks (2) Contours (3) Form lines (4) Hachure
Last Answer : (4) Hachure Explanation: Hachures are short disconnected lines drawn on the map to depict the slope of the ground surface. They are drawn in rows; each row being disconnected from the other. They ... gentler slopes. Hachures are not drawn for leveled areas, such as flat valley or a plateau top.
Description : The disconnected lines drawn on a map for showing slope (1) Bench marks (2) Contours (3) Form lines (4) Hachure
Last Answer : Hachure
Description : Contours are imaginary lines showing (1) places of equal atmospheric pressure (2) same temperature areas (3) places of equal altitudes (4) equal sunshine areas
Last Answer : (3) places of equal altitudes Explanation: In cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea ... allows map readers to infer relative gradient of a parameter and estimate that parameter at specific places.
Last Answer : places of equal altitudes
Description : Select the correct statement. . A) Contour interval on any map is kept constant. (B) Direct method of contouring is cheaper than indirect method. (C) Intervisibility of points on a contour map cannot be ascertained. (D) Slope of a hill cannot be determined with the help of contours.
Last Answer : (A) Contour interval on any map is kept constant.
Description : Isopiestic lines are the contours (A) Drawn to represent water table (B) Drawn to represent piezometric heads (C) Drawn to piezometric surface (D) None of these
Last Answer : Answer: Option C
Description : Hydrographic surveys deal with the mapping of (A) Large water bodies (B) Heavenly bodies (C) Mountainous region (D) Canal system
Last Answer : (A) Large water bodies
Description : Which one of the following statements is not relevant to hydrographic survey? (A) Establishment of a chain of bench marks near the shore line (B) Establishment of horizontal control points on the shore (C) Determination of the sea bed profile (D) None of these
Last Answer : (D) None of these
Description : In a contour map, if contours are crossing each other, what will be nature of topography? Draw the sketch to support your answer.
Last Answer : If contours are crossing or intersecting each other, then there is overhanging cliff as shown in figure 1 below.
Description : On a topographic map, lines that indicate water depth are termed: w) isogonic lines (pron: eye-seh-gone-ik) x) bathymetric lines (pron: bath-i-meh-trik) y) isopachs z) none of these
Last Answer : ANSWER: X -- BATHYMETRIC LINES
Description : The imaginary lines joining places of same height at equal intervals are – (1) Hachures (2) Contours (3) Spot-heights (4) Isomers
Last Answer : (2) Contours Explanation: In cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level.
Description : The imaginary lines joining places of same height at equal intervals are (1) Hachures (2) Contours (3) Spot-heights (4) Isomers
Last Answer : Contours
Description : Pick up the correct statement from the following: (A) For nautical purposes, low water level is generally referred to by the navigators (B) The depth of the bed of the sea from the surface of water is ... (C) The contour lines on the bed of a water body are called fathoms (D) All the above
Description : In case of a double line river, contours are (A) Stopped at the banks of the river (B) Stopped at the edge of the river (C) Drawn across the water (D) Drawn by parabolic curves having their vertex at the centre of the water
Last Answer : (B) Stopped at the edge of the river
Description : Closed contours of decreasing values towards their centre, represent (A) A hill (B) A depression (C) A saddle or pass (D) A river bed
Last Answer : (B) A depression
Description : Profile levelling is usually done for determining (A) Contours of an area (B) Capacity of a reservoir (C) Elevations along a straight line (D) Boundaries of property
Last Answer : (C) Elevations along a straight line
Description : The best method of interpolation of contours, is by (A) Estimation (B) Graphical means (C) Computation (D) All of these
Last Answer : (C) Computation
Description : Contours of different elevations may cross each other only in the case of (A) An overhanging cliff (B) A vertical cliff (C) A saddle (D) An inclined plane
Last Answer : (A) An overhanging cliff
Description : The representation of general topography of a very flat terrain is possible only (A) By drawing contours at large interval (B) By drawing contours at small interval (C) By giving spot levels at large interval (D) By giving spot levels to salient features at close interval
Last Answer : (D) By giving spot levels to salient features at close interval
Description : Closed contours, with higher value inwards, represent a (A) Depression (B) Hillock (C) Plain surface (D) None of the above
Last Answer : (B) Hillock
Description : Select the correct statement. (A) A contour is not necessarily a closed curve. B) A contour represents a ridge line if the concave side of lower value contour lies towards the higher value contour ... each other except in case of an overhanging cliff (D) All of the above statements are correct
Last Answer : (C) Two contours of different elevations do not cross each other except in case of an overhanging clif
Description : The constant vertical distance between two adjacent contours, is called (A) Horizontal interval (B) Horizontal equivalent (C) Vertical equivalent (D) Contour interval
Last Answer : (D) Contour interval
Description : Straight, parallel and widely spaced contours represent (A) A steep surface (B) A flat surface (C) An inclined plane surface (D) Curved surface
Last Answer : (C) An inclined plane surface
Description : Contour interval is (A) The vertical distance between two consecutive contours (B) The horizontal distance between two consecutive contours (C) The vertical distance between two points on same contour (D) The horizontal distance between two points on same contour
Last Answer : (A) The vertical distance between two consecutive contours
Description : A closed contour line with two or more higher contours inside it will represent a (a) Depression (b) Hill (c) Cave (d) Well
Last Answer : (b) Hill
Description : Surveys which are carried out to depict mountains, rivers, water bodies, wooded areas and other cultural details, are known as (A) Cadastral surveys (B) City surveys (C) Topographical surveys (D) Guide map surveys
Last Answer : (C) Topographical surveys
Description : [Fiction question] How are electrical service and telephone land lines provided in unincorporated areas in the U.S.?
Last Answer : Almost always above ground. Underground is expensive and difficult to install and maintain and done for cosmetic reasons, mostly.
Description : The advantage of cables over overhead transmission lines is (a) easy maintenance (b) low cost (c) can be used in congested areas (d) can be used in high voltage circuits
Last Answer : (c) can be used in congested areas
Description : In the sea breeze, which onsets quickly (< 3 hours), air tends to move . (a) From areas of high pressure to low pressure (b) From areas of low pressure to high pressure (c) Along lines of equal pressure (isobars) (d) Across lines of equal pressure (isobars)
Last Answer : From areas of high pressure to low pressure
Last Answer : (a) From areas of high pressure to low pressure
Description : Pick up the correct statement from the following (A) The contour lines having the same elevation cannot unite and continue as one line (B) A contour can not end abruptly, but must ultimately close itself not ... slope at a point on a contour is at right angles to the contour (D) All the above
Description : Pick up the correct definition from the following with response to GIS. (A) Common boundary between two areas of a locality is known as adjacency (B) The area features which are wholly ... property which describes the linkage between line features is defined as connectivity (D) All of these
Last Answer : Answer: Option D
Description : Derivation of Thiem's formula Q = 2 (s1 - s2)/2.3 log10 (r2/r1) is based on the assumption (A) The aquifer is homogeneous, isotropic and of infinite depth and area (B) The well is sunk ... (C) The flow lines are radial and horizontal, and the flow is laminar (D) All the above
Description : From the Survey of India map, the distance of the critical point is 20 km and difference in elevation is 193 m. The over land flow time, is (A) 2 hours (B) 3 hours (C) 2 hours and 30 minutes (D) 4 hours
Description : Which of the following is not a characteristic feature of yield lines? [ A ] Yield lines end at a slab boundary [ B ] Yield lines are of parabolical shape [ C ] Axes of rotation generally lie along the lines of supports [ D ] None of the above.
Last Answer : [ B ] Yield lines are of parabolical shape
Description : Observe the given map. Which one of the following statement is NOT true about the shaded state indicated on the map? (1) Society predominantly follows right of female ultimogeniture (2) The state is ... a major producer of potatoes in India (4) Some parts of the state receive extremely high rainfal
Last Answer : (3) The state is a major producer of potatoes in India
Description : Various activities of a project, are shown on bar charts by (A) Vertical lines (B) Horizontal lines (C) Dots (D) Crosses
Last Answer : (B) Horizontal lines
Description : Deviation of the alignment of a trace cut may be permitted in areas involving (A) Land slides (B) Sand dunes (C) Dens (D) None of these
Last Answer : Answer: Option A
Description : The normal road land width for a National or State highway, in open areas should be (A) 45 m (B) 30 m (C) 24 m (D) 20 m
Description : Of the following choices, the color purple on a topographic map indicates what surface feature? w) vegetation x) water y) photorevision z) rock formations
Last Answer : ANSWER: Y -- PHOTOREVISION
Description : Of the following, the color blue on a topographic map indicates what surface feature? w) vegetation x) water y) photorevision z) rock formations
Last Answer : ANSWER: X -- WATER
Description : The _______ is a touring problem in which each city must be visited exactly once. The aim is to find the shortest tour. a) Finding shortest path between a source and a destination b) Travelling ... c) Map coloring problem d) Depth first search traversal on a given map represented as a graph
Last Answer : b) Travelling Salesman problem
Description : What allows the wheel to follow the contours of the ground when travelling on uneven ground?
Last Answer : Workers must follow the method statement unless they feel it is not suitable traction by allowing all 4 wheels to remain on the ground when travelling on slopes carrying uneven loads turning at spped poor tyre pressure
Description : Isolines joining places of equal rainfall are called – (1) Isohyets (2) Isotherms (3) Isobars (4) Contours
Last Answer : (1) Isohyets Explanation: Isohyet is a line drawn on a map connecting points that receive equal amounts of rainfall in a given period. A map with isohyets is called an isohyetal map.
Description : is a method of ploughing in which the soil broken and turn along the contours. a. Normal ploughing c. Contour ploughing b. Sub soil plough. d. Disc plough
Last Answer : Contour ploughing
Description : What are two contours of Nichols chart?
Last Answer : Nichols chart of M and N contours, superimposed on ordinary graph. The M contours are the magnitude of closed loop system in decibels and the N contours are the phase angle locus of closed loop system.
Description : The height of formation depends upon the a) Ground contours and the gradient adopted* b) Ground contour only c) Gradient adopted only d) Rainfall intensity over the year
Last Answer : a) Ground contours and the gradient adopted*
Description : State any four characteristics of contours with sketches.
Last Answer : Characteristics of contours - The characteristics of contours are described in following statements with the help of necessary sketches. 1. All the points on contour line represent same reduced level or equal ... 8. The summit of four ridge lines represents saddle as shown in sketch 8.
Description : State the methods of locating contours and explain direct method.
Last Answer : Methods of locating contours :- 1) Direct method 2) Indirect method i) By cross section ii) By Squares (Block Contouring) iii) Tachometric Method Direct method of contouring:- In ... identical coloured pegs, we get the required contours on ground by this direct method of contouring.