Surveying MCQs with Answers & Solutions — Page 3

Which of the following statements is/are false for Parallax? i. The apparent movement of the point under observation with respect to the reference…Photogrammetry

Which survey involves extensive urban and rural surveys to plot the details such as boundaries of fields, houses and property lines?Chain Surveying; Compass Surveying; Levelling; Modern Surveying Technologies; Field Astronomy; Theodolite; Tacheometric Surveying; Contouring; Photogrammetry; Tunnel Surveying; Errors in Surveying; Traverse Surveying; Circular Curves; Triangulation; Setting Out; Plane Table Surveying

If the scale of a map is 1 cm = 1 km, then its representative fraction would beChain Surveying

If representative fraction of a map is 1:16000000, then its scale isChain Surveying

Which of the following scale is the largest one?Chain Surveying

The length of a line measured with a chain was found to be 250 m. What is the true length of the line if the length was measured with a 30 m chain…Chain Surveying

A well-conditioned triangle should not have angles more thanTriangulation

The reduced level of a factory floor is 30.00 m and the staff reading on the floor is 1.40 m. The staff reading when held inverted with the bottom…Levelling

Three stations A, B and C are at same level on the ground. Following observations were made from two stations B and C which are 70 m apart: (i)…Triangulation

As per the Bowditch’s Rule for balancing a traverse, correction to latitude of any side isTraverse Surveying

The magnetic bearing of a line isCompass Surveying

If the Whole Circle Bearing of a line AB is 132° 35' 45'’ then the Whole Circle Bearing of line BA will beCompass Surveying

An arithmetic check in the reduction of levels by the rise and fall method is stated as Last RL – First RL is equal to (i). Sum of rises – Sum of…Levelling

For a 2° curve on a 20-m chord having a deflection angle of 36°, the tangent length isCircular Curves

For the first order precise levelling, where Distance D is in Km, the permissible error E (in meters) is _______ .Errors in Surveying

Focal length of a concave mirror ‘f’ can be computed as _______ where u = distance of object needle from pole of the mirror v = distance of image…Modern Surveying Technologies

In an optical square, the two mirrors are placed at an angle ofChain Surveying

If the relief displacement of minar 88m high on photograph is on 8.8 mm and its top appears 10 cm away from the principal point, then the flying…Photogrammetry

The vertical circle of a theodolite is generally graduated inTheodolite

ERS, Envisat, Sentinel and RISAT are example of which type of satellites?Modern Surveying Technologies

Which of the following statement(s) is/are true? (i) Reconnaissance survey is conducted to get an idea about the terrain and any special and…Chain Surveying

In land surveying, the method of triangulation is preferred over traversing primarily whenTriangulation

A hydrographic survey is to be conducted in a tidal river to prepare a navigation chart. The reduced level of the water surface at a given time is…Levelling

In terrestrial photogrammetry, the base–height ratio is a critical parameter. For a given camera focal length and object distance, a larger…Photogrammetry

In stereoscopic viewing of overlapping aerial photographs, the absolute stereoscopic parallax of a point is defined asPhotogrammetry

A GPS receiver determines its position by measuringModern Surveying Technologies

When establishing primary control points using a Total Station, the accuracy of trigonometric levelling is predominantly limited by which of the…Modern Surveying Technologies

An aerial photograph is taken over undulating terrain. How does relief displacement alter the apparent position of elevated ground features relative…Photogrammetry

In stereoscopic photogrammetry, absolute stereoscopic parallax is used to compute the elevations of terrain features. If the flying altitude of the…Photogrammetry

For high-precision urban surveying using GNSS equipment, positional accuracy is heavily dependent on satellite geometry, quantified by Dilution of…Modern Surveying Technologies

If sensitivity of a bubble tube is 30″ per 2 mm division what would be the error in staff reading on a vertically held staff at a distance of 200 m,…Levelling

Why the observations of field astronomy do not involve the measurement of declination and right ascension ?Field Astronomy

Accurate transfer of surface alignment down a vertical shaft using two plumbwires can be achieved byTunnel Surveying

Which one of the following types of equipment is used in topographic surveys and also for recording the shapes of buildings ?Photogrammetry

Match the following lists : List I (Correction): P. Absolute length (Ca) Q. Sag (Cg) R. Alignment (Cm) List II (Formula): 1. (1/24)(W/P)² L 2. h² /…Chain Surveying

When a celestial body crosses the observer’s meridian, it is said to beField Astronomy

If the equality of back sight distance and foresight cannot be maintained, under such condition, which one of the following levelling types is most…Levelling

Consider the following statements regarding global positioning system (GPS) : 1. GPS cannot be used in all weather conditions. 2. In GPS surveying…Global Positioning System (GPS)

Consider the following statements regarding aerial photogrammetry : 1. Aerial photogrammetry has the ease with which topography of inaccessible areas…Photogrammetry

If R is the radius of the circle and Δ is deflection angle, what is the formula for external distance (E) in circular curve for use in design and…Circular Curves

Q.3 A magnetic compass can be used to measureCompass Surveying

Q.6 The following observations were made in an open-traverse compass survey. Bearing of Line AB is S 35° 30' E, whereas the included angles measured…Compass Surveying

Q.11 In plane table surveys, the orientation of the table only by back sighting is preferred whenPlane Table Surveying

Q.58 Which of the following options represents an INCORRECT relation between the fundamental axes of a theodolite?Theodolite

Q.62 A tacheometer was set at a station and the readings were taken on two points, which were 100 m and 150 m apart and had staff intercepts of 3.98…Tacheometric Surveying

Q.67 To measure vertical angles, the theodolite must be levelled with reference toTheodolite

Q.69 Identify the correct statements regarding theodolite. i. The axis of the plate level must lie in a plane parallel to the vertical axis. ii. The…Theodolite

Q.70 The distance travelled by an electromagnetic wave in one second is calledModern Surveying Technologies

Q.78 The least count of a theodolite isTheodolite

Q.82 Which of the following options represents the satellite-based positioning systems run by Russia?Modern Surveying Technologies