Explore topic-wise MCQs in Surveying.

This section includes 410 Mcqs, each offering curated multiple-choice questions to sharpen your Surveying knowledge and support exam preparation. Choose a topic below to get started.

101.

If the reduced bearing of line AB is N 30° E and length is 100 m, then the latitude and departure respectively of the line AB will be:

A. + 86.6 m, + 50 m
B. + 50 m, + 86.6 m
C. + 86.6 m, - 50 m
D. - 86.6 m, + 50 m
Answer» B. + 50 m, + 86.6 m
Discussion
102.

An open traverse can be checked by

A. included angles
B. deflection angles
C. astronomical observations
D. linear measurements
Answer» D. linear measurements
Discussion
103.

According to Bowditch’s rule correction to latitude or departure of any side is equal to -

A. Total error in latitude or departure × length of that side/perimeter of traverse
B. Total error in latitude or departure × perimeter of traverse/length of that side
C. Total error in latitude/perimeter of traverse
D. None of these
Answer» B. Total error in latitude or departure × perimeter of traverse/length of that side
Discussion
104.

A tachometer was placed at point P to estimate the horizontal distances PQ and PR. The corresponding stadia intercepts with the telescope kept horizontal, are 0.320 m and 0.210 m, respectively. The ΔQPR is measured to be 61°30’ 30”. If the stadia multiplication constant = 100 and stadia addition constant = 0.10 m, the horizontal distance (in m) between the points Q and R is ________

A. 21.1
B. 32.1
C. 28.8
D. None of the above
Answer» D. None of the above
Discussion
105.

Match List-I (Instrument) with List-II (Usage) and select the correct answer:List-I:A. SextantB. Tangent clinometerC. Subtense barD. HeliotropeList-II:1. To determine the horizontal distance2. To measure the angular distance3. To establish right angles4. To determine the difference in elevation between the points5. To mark the positions of participants in a land survey

A. A - 2, B - 4, C - 1, D - 2
B. A - 4, B - 2, C - 1, D - 5
C. A - 2, B - 4, C - 1, D - 5
D. A - 2, B - 3, C - 4, D - 1
Answer» D. A - 2, B - 3, C - 4, D - 1
Discussion
106.

In a closed traverse pentagon the sum of interior angles is equal to ______.

A. 6 × 90°
B. 4 × 90°
C. 6 × 180°
D. 5 × 90°
Answer» B. 4 × 90°
Discussion
107.

In plane table survey, both horizontal and vertical distances will be obtained directly using ________.

A. tacheometer
B. plane alidade
C. telescopic alidade
D. plumb bob
Answer» D. plumb bob
Discussion
108.

In a closed traverse if the numbers of lines are ‘n’ then the sum of all the internal angles will be (in Right Angles)

A. 2n - 4
B. 4n - 2
C. n + 2
D. 2n + 4
Answer» B. 4n - 2
Discussion
109.

Choose the correct statement.a) The sum of the measured interior angles should be equal (2N - 4) right angles.b) If the exterior angles are measured, their sum should be equal to (2N + 4) right angle. Where N is the number of sides of the traverse.

A. Both the statement (a) and (b) are true
B. Statement (a) alone is true
C. Statement (b) alone is true
D. Both the statements (a) and (b) alone is false
E. Information insufficient
Answer» B. Statement (a) alone is true
Discussion
110.

In an internal focusing type of telescope, the lens provided is

A. Concave
B. Convex
C. Plano-convex
D. Plano-concave
Answer» B. Convex
Discussion
111.

In horizontal distance measurement, the basic formula for distance in stadia tachometry has an additive constant. An analytic lens is inserted in the tachometer to make this additive constant zero. This lens is

A. Convex lens inserted between object glass and diaphragm
B. Plano-convex lens between object glass and diaphragm
C. Plano-convex lens between diaphragm and eye piece
D. Convex lens inserted between diaphragm and eye piece
Answer» C. Plano-convex lens between diaphragm and eye piece
Discussion
112.

If 'e' is the closing error in the bearing for a 5 sided traverse, then what will be the correction in the bearing of 5th line?

A. 0.5 e
B. 0.8 e
C. 0.2 e
D. e
Answer» E.
Discussion
113.

According to Transit rule, correction to latitude of a line should be proportional to the:

A. Length of transverse leg
B. Latitude of traverse line
C. Sum of departure and length of transverse leg
D. Product of departure and length of transverse leg
Answer» C. Sum of departure and length of transverse leg
Discussion
114.

Bowditch rule is also termed as:

A. transit rule
B. axis rule
C. graphical rule
D. compass rule
Answer» E.
Discussion
115.

If the intercept on a vertical staff is observed as 0.75 m from a tacheometer with the line of sight horizontal, fitted with an analytic lens, the horizontal distance between the tachometer and the staff station is

A. 0.75 m
B. 7.5 m
C. 75 m
D. 750 m
Answer» D. 750 m
Discussion
116.

In a closed loop traverse of 1 km total length, the closing errors in departure and latitude are 0.3 m and 0.4 m, respectively. The relative precision of this traverse will be:

A. 1: 5000
B. 1: 4000
C. 1: 3000
D. 1: 2000
Answer» E.
Discussion
117.

In any closed traverse, if the survey work is error free, then1. The algebraic sum of all the latitudes should be equal to zero.2. The algebraic sum of all the departures should be equal to zero.3. The sum of the northings should be equal to the sum of the southings.Which of the above statements are correct?

A. 1 and 2 only
B. 1 and 3 only
C. 2 and 3 only
D. 1, 2 and 3
Answer» B. 1 and 3 only
Discussion
118.

A triangulation station selected close to the main station for avoiding intervening obstruction is called

A. Tie station
B. Eccentric station
C. Pivot station
D. Satellite station
Answer» D. Satellite station
Discussion
119.

An open traverse PQRST is surveyed using theodolite and the consecutive coordinates obtained are given in the table.LineConsecutive CoordinatesPQ110.2-45.5-QR80.6--60.1RS-90.7-70.8ST-105.455.5- If the independent coordinates (Nothing, Easting) of station P are (400 m, 200m), the independent coordinates (in m) of station T, are

A. 194.7, 370.1
B. 205.3, 429.9
C. 394.7, 170.1
D. 405.3, 229.9
Answer» D. 405.3, 229.9
Discussion
120.

If a tachometer is fitted with an anallactic lens, then,

A. Additive constant is 100 and multiplying constant is zero
B. multiplying constant is 100 and additive constant is zero
C. Both additive and multiplying constants are 100
D. Both multiplying and additive constants are 50
Answer» C. Both additive and multiplying constants are 100
Discussion
121.

In some of the modern theodolites, the internal focusing telescope have additive constant equal to ___________.

A. 100
B. 0
C. 1
D. 5
Answer» C. 1
Discussion
122.

In order to balance a traverse in which angular measurements are more precise than the linear measurements, the most suitable method is

A. Arbitrary method
B. Axis correction
C. Bowditch’s rule
D. Transit rule
Answer» E.
Discussion
123.

For a given traverse, latitudes and departures are calculated and it is found that sum of latitudes is equal to +2.1 m and the sum of departures is equal to -2.8 m. The length and bearing of the closing error, respectively, are

A. 2.45 m and 53° 7'48'' NW
B. 0.35 m and 53.13° SE
C. 3.50 m and 53° 7'48'' NW
D. 3.50 m and 53.13° SE
Answer» D. 3.50 m and 53.13° SE
Discussion
124.

Following bearings are observed while traversing with a compass.Line Fore BearingBack BearingAB126°45’ 308°00’ BC49°15’ 227°30’ CD340°30’ 161°45’ DE258°30’ 78°30’ EA212°30’ 31°45’ After applying the correction due to local attraction, the corrected fore bearing of line BC will be:

A. 48°15’
B. 50°15’
C. 49°45’
D. 48°45’
Answer» E.
Discussion
125.

Calculate the horizontal distance of a point from the instrument, if the staff intercept is 2.5 m. The micrometer reading of the drum of the diaphragm is 3.2 and the micrometer screw has 100 threads in 1 cm. The focal length of the objective glass is 200 mm and the distance of the instrument axis from the centre of the object glass is 180 mm.

A. 972
B. 1367.4
C. 1562.8
D. 1721.6
Answer» D. 1721.6
Discussion
126.

Closing error in theodolite traverse survey is given as

A. \(e = \sqrt {{{\left( {\sum {L^2} + \sum {D^2}} \right)}^2}} \)
B. \(e = \sqrt {{{\left( {\sum L} \right)}^2} + {{\left( {\sum D} \right)}^2}} \)
C. \(e = \sqrt {\sum L + \sum D} \)
D. \(e = \sqrt {{{\left( {\sum L} \right)}^2} - {{\left( {\sum D} \right)}^2}} \)
Answer» C. \(e = \sqrt {\sum L + \sum D} \)
Discussion
127.

If a theodolite is fitted with stadia diaphragm and analtic lens, it can be used as _______

A. Total station
B. EDM
C. Electronic theodolite
D. Tacheometer
Answer» E.
Discussion
128.

Consider the following statements:1. The component of the distance between two points measured in the north-south direction is called the latitude of the line, between the points.2. The components of the distance between two points measured in the east-west direction is called the departure of the line, between the points.3. The latitude is considered as positive when reckoned southward4. The departure is considered as negative when reckoned westward.Which of the above statements are correct?

A. 1, 2 and 3 only
B. 2, 3 and 4 only
C. 1, 2 and 4 only
D. 1, 2, 3 and 4
Answer» D. 1, 2, 3 and 4
Discussion
129.

In surveying total station can be used to measure

A. Horizontal angle
B. Vertical angle
C. Sloping distance
D. All of the above
Answer» E.
Discussion
130.

In tacheometric surveying:a) The intercept of the staff is maximum when the staff is normal to the line of sight.b) In the tangential system, the staff is kept normal to the line of sight.c) If a tacheometer is fitted with an anallatic lens, its additive constant is non zerod) It is more convenient to hold the staff normal to the line of sight than to hold it vertical.Select the incorrect statement/statements from the above.

A. (a) only
B. (a) and (b) only
C. (a), (b) and (c) only
D. (a), (b),c) and (d) only
Answer» E.
Discussion
131.

For a tacheometer the additive and multi-plying constants are respectively

A. 0 and 100
B. 100 and 0
C. 0 and 0
D. 100 and 100
Answer» B. 100 and 0
Discussion
132.

The angle between the plane of the equator and the plane of the ecliptic, is known as obliquity of the ecliptic and its value is

A. 22° 30'
B. 23° 27'
C. 23° 30'
D. 24° 0'
Answer» C. 23° 30'
Discussion
133.

The size of a plane table is

A. 750 mm × 900 mm
B. 600 mm × 750 mm
C. 450 mm × 600 mm
D. 300 mm × 450 mm
Answer» C. 450 mm × 600 mm
Discussion
134.

Which of the following methods of contouring is most suitable for a hilly terrain?

A. Direct method
B. Square method
C. Cross-sections method
D. Tachometric method
Answer» E.
Discussion
135.

If 16 flight lines are run perpendicular to an area 30 km wide, their spacings on a photographical map on scale 1 : 50,000 , will be

A. 1 cm
B. 2 cm
C. 3 cm
D. 4 cm
Answer» E.
Discussion
136.

The horizontal angle between the true meridian and magnetic meridian at a place is called

A. azimuth
B. declination
C. local attraction
D. magnetic bearing
Answer» C. local attraction
Discussion
137.

The following sights are taken on a “turning point”

A. foresight only
B. backsight only
C. foresight and backsight
D. foresight and intermediate sight
Answer» D. foresight and intermediate sight
Discussion
138.

The declination and right ascension of the sun becomes 23° 27' S and 270° respectively on

A. March 21
B. June 21
C. September 21
D. December 22
Answer» E.
Discussion
139.

The declination and right ascension of the sun becomes 23° 27' N and 90° respectively on

A. March 21
B. June 21
C. September 21
D. December 22
Answer» C. September 21
Discussion
140.

23 cm × 23 cm photographs are taken from a flying height with a camera of focal length of 3600 m and 15.23 cm respectively. A parallax difference of 0.01 mm represents

A. 1 m
B. 2 m
C. 4 m
D. 8 m
Answer» B. 2 m
Discussion
141.

In a spherical triangle ABC right angled at C, sin b equals to

A. sin c sin B
B. cos c cos B
C. tan c tan B
D. sin c cos B
Answer» B. cos c cos B
Discussion
142.

The station which is selected close to the main triangulation station, to avoid intervening obstruction, is not known as

A. Satellite station
B. Eccentric station
C. False station
D. Pivot station
Answer» E.
Discussion
143.

If E is the spherical excess and R the radius of the earth, the surface area of the triangle, is

A. πR²E/90°
B. πR²E/180°
C. πR²E/270°
D. πR²E/360°
Answer» C. πR²E/270°
Discussion
144.

The true and mean suns occupy the same meridian at the same time on

A. April 15
B. June 14
C. September 1
D. All the above
Answer» E.
Discussion
145.

The stereo plotting instruments are generally manufactured on the principle of

A. Optical projection
B. Optical mechanism projection
C. Mechanical projection
D. All the above
Answer» E.
Discussion
146.

The number of horizontal cross wires in a stadia diaphragm is

A. one
B. two
C. three
D. four
Answer» D. four
Discussion
147.

Refraction correction

A. completely eliminates curvature correction
B. partially eliminates curvature correction
C. adds to the curvature correction
D. has no effect on curvature correction
Answer» C. adds to the curvature correction
Discussion
148.

Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.

A. By subtracting their longitudes if places are in the same hemisphere
B. By adding their longitudes if places are in the different hemispheres
C. By subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres
D. All the above
Answer» D. All the above
Discussion
149.

Accidental errors

A. Do not follow any definite mathematical law
B. Cannot be removed by applying corrections to the observed values
C. Are generally small
D. All the above
Answer» E.
Discussion
150.

A ’level line’ is a

A. horizontal line
B. line parallel to the mean spheriodal surface of earth
C. line passing through the center of cross hairs and the center of eye piece
D. line passing through the objective lens and the eye-piece of a dumpy or tilting level
Answer» C. line passing through the center of cross hairs and the center of eye piece
Discussion