Surveying MCQs with Answers & Solutions

Which of the following is NOT a characteristic of the Global Positioning System (GPS)?Modern Surveying Technologies

The use of LiDAR (Light Detection and Ranging) in modern surveying allows engineers toModern Surveying Technologies

In Field Astronomy, consider the following statements regarding the Celestial Sphere 1. The Zenith and Nadir are the points where the plumb line at…Field Astronomy

A theodolite is called a transit theodolite, when its telescope can be revolved through a complete revolution about itsTheodolite

Tacheometric surveying is particularly adopted whereTacheometric Surveying

The direction of the steepest slope on a contour isContouring

In Photogrammetry, the relief displacement of a point on a vertical photograph isPhotogrammetry

Curvature correction to the staff reading in a differential levelling survey isLevelling

The process of transferring the centerline from the ground surface to the tunnel interior through a deep vertical shaft is typically done usingTunnel Surveying

If the smallest division of a Vernier is longer than the smallest division of its primary scale, then the Vernier is calledTheodolite

Important points selected at the ends of the chain line to command the boundaries of the survey are calledChain Surveying

Compensating errors in chaining areErrors in Surveying

The errors due to bad ranging isErrors in Surveying

The most probable value of an observed quantity available from a given set of observations is the one for which the sum of the square of errors is a…Errors in Surveying

Maximum allowable limit up to that a measurement may vary from the true value is calledErrors in Surveying

A 30 m chain was found to be 20 cm long after chaining 1500 m. The correct length of the total distance chained will beChain Surveying

Normally, _____________ is used to estimate the magnitude of the accidental errors.Errors in Surveying

The method of offset laying involving minimum measurement on the ground isChain Surveying

The working principle of optical square is based onChain Surveying

In a prismatic compass,Compass Surveying

True meridiansCompass Surveying

Angle of dip at pole isCompass Surveying

The value of magnetic declination, if the magnetic bearing of sun at noon is 350° isCompass Surveying

In Bowditch rule of traverse adjustment, it is assumed that errors in the linear measurements are (where L is the length of a line)Traverse Surveying

The whole circle bearing 338° 42’ converted into quadrant form is given asCompass Surveying

If the needle of a compass is sluggish, then the type of error will beCompass Surveying

For a station to be free from local attraction,Compass Surveying

If sights are vertical, thenCompass Surveying

A 10 cm theodolite means thatTheodolite

Spire test is used for the adjustment ofTheodolite

The absence of spherical aberration in a telescope is calledTheodolite

The perpendicular distance of the mid-point of a line from the reference meridian is calledTraverse Surveying

A telescope is said to be inverted if itsTheodolite

Which of the following sights are taken on a turning point?Levelling

An angle measuring instrument reading up to one-sixth of a degree on the main scale is equipped with a Vernier having 19 main scale divisions divided…Theodolite

For a chord of 60 m, the mid-ordinate for a circular curve of 50 m radius will beCircular Curves

Triangulation station which is selected close to the main station for avoiding intervening obstruction is calledTriangulation

A road section of 1 km scales 6 cm on a vertical photograph. The focal length of the camera is 150 mm. If the terrain is nearly plain, then the…Photogrammetry

In chain survey execution, the first step taken isChain Surveying

Pick up the correct statement from the following:Field Astronomy

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

A surveyor’s steel tape 30 m long has a cross-section of 15 mm × 0·75 mm. With this, line AB is measured as 150 m. If the force applied during…Chain Surveying

With what accuracy must a difference in elevation between two ends of a 30 m tape be known if the difference in the elevation is 3 m and the accuracy…Chain Surveying

For setting out a rectangular platform ABCD, a rotating construction laser was used. It gave a reading of 0·878 m on a temporary B.M., having a level…Setting Out

A line AB between the stations A and B was measured as 348 m using a 20 m tape, too short by 0·05 m. What is the correct length of AB ?Chain Surveying

A tape of standard length 20 m at 85°F was used to measure a base line. The measured distance was 882·50 m. What is the true length of the line, if…Chain Surveying

Which one of the following is not correct regarding measurement of horizontal distances ?Chain Surveying

In levelling, what is the combined correction (curvature and refraction) at a distance of 1 km ?Levelling

Sight rails are used for setting out :Setting Out

Location of points by resection requires pointings made on at least :Plane Table Surveying