Surveying Quiz | Surveying Multiple Choice Questions with Answers

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Questions
61 Intersection method of detailed plotting is most suitable for
A forests
B urban areas
C hilly areas
D plains

Answer: hilly areas
62 The type of surveying which requires least office work is
A tacheomefry
B trigonometrical levelling
C plane table surveying
D theodolite surveying

Answer: plane table surveying
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63 Benchmark is established by
A hypsometry
B barometric levelling
C spirit levelling
D trigonometrical levelling

Answer: spirit levelling
64 Contour interval is
A the vertical distance between two con-secutive 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

Answer: the vertical distance between two con-secutive contours
65 Closed contours, with higher value inwards, represent a
A depression
B hillock
C plain surface
D none of the above

Answer: hillock
66 Select the correct statement.
A Contour interval on any map is kept constant.
B Direct method of contouring is cheap¬er than indirect method.
C Inter-visibility of points on a contour map cannot be ascertained.
D Slope of a hill cannot be determined with the help of contours.

Answer: Contour interval on any map is kept constant.
67 Which of the following methods of con-touring is most suitable for a hilly terrain ?
A direct method
B square method
C cross-sections method
D tacheometric method

Answer: tacheometric method
68 In the cross-section method of indirect contouring, the spacing of cross-sections depends upon

i) contour interval

ii) scale of plan

iii) characteristics of ground

The correct answer is
A only (i)
B (i)and(ii)
C (ii) and (iii)
D (i), (ii) and (iii)

Answer: (i), (ii) and (iii)
69 In direct method of contouring, the process of locating or identifying points lying on a contour is called
A ranging
B centring
C horizontal control
D vertical control

Answer: vertical control
70 Direct method of contouring is
A a quick method
B adopted for large surveys only
C most accurate method
D suitable for hilly terrains

Answer: most accurate method
71 A series of closely spaced contour lines represents a
A steep slope
B gentle slope
C uniform slope
D plane surface

Answer: steep slope
72 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 con¬tour lies towards the higher value contour.
C Two contours of different elevations do not cross each other except in case of an overhanging cliff.
D All of the above statements are correct.

Answer: Two contours of different elevations do not cross each other except in case of an overhanging cliff.
73 The suitable contour interval for a map with scale 1 : 10000 is
A 2 m
B 5m
C 10 m
D 20 m

Answer: 2 m
74 An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as
A contour line
B horizontal equivalent
C contour interval
D contour gradient

Answer: contour gradient
75 Contour interval is
A inversely proportional to the scale of the map
B directly proportional to the flatness of ground
C larger for accurate works
D larger if the time available is more

Answer: inversely proportional to the scale of the map
76 The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be
A equidistant from A and B
B closer to the higher station
C closer to the lower station
D as far as possible from the line AB

Answer: equidistant from A and B
77 Dumpy level is most suitable when
A the instrument is to be shifted frequently
B fly levelling is being done over long distance
C many readings are to be taken from a single setting of the instrument
D all of the above

Answer: many readings are to be taken from a single setting of the instrument
78 Which of the following statements is in-correct ?
A Error due to refraction may not be completely eliminated by reciprocal levelling.
B Tilting levels are commonly used for precision work.
C The last reading of levelling is always a foresight.
D All of the above statements are incorrect.

Answer: All of the above statements are incorrect.
79 Different grades are joined together by a
A compound curve
B transition curve
C reverse curve
D vertical curve

Answer: vertical curve
80 Overturning of vehicles on a curve can be avoided by using
A compound curve
B vertical curve
C reverse curve
D transition curve

Answer: transition curve

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