CIVIL ENGINEERING HUB

1. The direction of a line relative to a given meridian is called: a) Bearing b) Declination c) Angle d) Dip 2. How many types of a compass are used in surveying? a) 4 b) 2 c) 3 d) 5 3. ___________ bearing is measured in the direction of survey. a) Primary b) First c) Fore d) Front 4. In a reduced bearing system, bearing is measured from: a) Nearest one (North or South) b) South c) West d) North 5. Prismatic Compass is based on the reduced bearing system. a) True b) False 6. The bearing of line AB as shown below is represented in reduced bearing as: a) N150°         b) E60°S c) S30° d) S30°E 7. How many meridians are used in surveying? a) 6 b) 8 c) 3 d) 5 8. ________ is a term used that prevents the needle from pointing to the magnetic North in a given locality. a) Local attraction b) Declination c) Deviation d) Local distraction 9. ___________ line is the line drawn through points of the same declination. a) Polygonic b) Isogonic c) Syngonic d) Agonic 10. Which...

   1.The curvature of the earth's surface, is taken into account only if the extent of survey is more than a).100 sq km b).160 sq km c).200 sq km d).260 sq km 2.Which of the following methods of contouring is most suitable for a hilly terrain? a).Direct method b).Square method c).Tachometric method d).Cross-sections method 3.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 4.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' 5.For a Tachometer the additive and multiplying Constants are Respectively a).0 and 100 b).100 and 0 c).0 and 0 d).100 and 100 6.Three point problem can be solved by a).Tracing paper method b).Bessels method c).Lehman’s method d).all of the above 7. International Date Line Is Located Along a).Standard meridia b).Greenwich meridian c).Equator d). 180° Longitude 8.The lengt...

1.The adjustment of horizontal cross hair is required particularly when the instrument is used for A. leveling B. prolonging a straight line C. measurement of horizontal angles D. all of the above 2.The rise and fall method of levelling provides a complete check on A. backsight B. intermediate sight C. foresight D. all of the above 3.The following sights are taken on a turning point a). foresight only b). backsight only c). foresight and backsight d). foresight and intermediate sight 4.Height of instrument method of levelling is a). more accurate than rise and fall method b). less accurate than rise and fall method c). quicker and less tedious for large number of intermediate sights d). none of the above 5. For a well-conditioned triangle, no angle should be less than a) 20°  b) 30°  c) 45°  d) 60° 6.The angle of intersection of the two plane mirrors of an optical square is a) 30°  b) 45°  c) 60°  d) 90°  7. The allowable length of an offset depends up...

 1 .Which of the following angles can be set out with the help of French cross staff? A. 45° only B. 90° only C. either 45° or 90° D. any angle 2 .The correction for sag is A. always additive B. always subtractive C. always zero D. sometimes additive and sometimes subtractive 3. The permissible error in chaining for measurement with chain on rough or hilly ground is A. 1 in 100 B. 1 in 250 C. 1 in 500 D. 1 in 1000 4.The allowable length of an offset depends upon the A. degree of accuracy required B. method of setting out the perpendiculars and nature of ground C. scale of plotting D. all of the above 5.Cross staff is an instrument used for A. measuring approximate horizontal angles B. setting out right angles C. measuring bearings of the lines D. none of the above 6 .Which of the following is not used in measuring perpendicular offsets ? A. line ranger B. steel tape C. optical square D. cross staff 7. The maximum tolerance in a 20 m chain is A. ±2 mm B. ±3 mm C. ±5 mm D. ±8 mm 8. L...

 1. Which of the following scale is largest one?   a) 1cm=50m b) 1:42000 c) R. F = 1/300000 d) 1cm= 50 km 2. Theory of probability is applied to a) Accidental errors only b) Cumulative errors only c) Both a & b d) None of the above 3. The difference between the most probable value of a quantity and it's observed value is a) True Error b) Weighted Observation  c) Conditional Error d) Residual Error 4. Geodetic Surveying is different from plane surveying because of a) The Curvature of the Earth b) The large difference of elevation                 between various points c) Coverage of very large area d) Undulation of topography 5. Chain lines which go out of alignment, which of the following instruments is generally used for base line measurements?  a) Chain       b) Metallic Tape c) Steel Tape d) Invar Tape 6. An Invar Tape...