1.Distance between two points is measured by
(a)Pacing
(b)Pedometer
(c)Passometer
(d)Chaining
(e)All the above*
Answer - (e)All the above*
2.The following instrument is used to set out a right angle
(a)Cross staff
(b)Optical staff
(c)Prism square
(d)None of the above
(e)All the above*
3.In order to do fly levelling the following type of methodology is adopted
(a)Rise & fall method
(b)Height of instrument method
(c)Both the above*
(d)None of the above
Answer -(c)Both the above*
4 For locating an inaccessible point with the help of only a plane table, one should use
(a) traversing
(b) resection
(c) radiation
(e)Intersection*
Answer -(e)Intersection*
5 The method of plane tabling commonly used for establishing the instrument station is a method of
(a)Radiation
(b)Intersection*
(c)Resection
(d)Traversing
Answer -(b)Intersection*
6.A metallic tape is made of
(a)Steel
(b)Invar
(c)Linen
(d)Cloth & wires*
Answer -(d)Cloth & wires*
7.Dumpy level is most suitable when
(a)The instrument is to be shifted frequently
(b)Fly leveling 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 -(c)Many readings are to be taken from a single setting of the instrument*
8.Two contour lines, having the same elevation
(a)Cannot cross each other
(b)Can cross each other
(c)Cannot unite together
(d)Can unite together*
Answer -(d)Can unite together*
9.In setting up a plane table at any station
(a)Leveling is done first
(b)Centering is done first
(c)Both leveling and centering are done simultaneously *
(d)Orientation is done first
Answer -(c)Both leveling and centering are done simultaneously *
10.Contour interval on a map sheet denotes
(a)Vertical distance of contour lines above the datum plane
(b)Vertical distance between two successive contour lines
(c)Slope distance between two successive contour lines
(d)Horizontal distance between two successive contour lines
Answer - (b)Vertical distance between two successive contour lines
11.Theodolite is an instrument used for
(a)Tightening the capstan-headed nuts of level tube
(b)Measurement of horizontal angles only
(c)Measurement of vertical angles only
(d)Measurement of both horizontal and vertical angles*
Answer -(d)Measurement of both horizontal and vertical angles*
12.A series of closely spaced contour lines represent a
(a)Steep slope*
(b)Gentle slope
(c)Uniform slope
(d)Plane surface
Answer -(a)Steep slope*
13.Three point problem can be solved by
(a)Tracing paper method
(b)Bessels method
(c)Lehman”s method
(d)All of the above*
Answer -(d)All of the above*
14.The size of a plane table is
(a)750mm x 900 mm
(b)600mm x 750 mm*
(c)450mm x 600 mm
(d)300mm x 450 mm
Answer -(b)600mm x 750 mm*
15.In a theodolite the line passing through the intersection of the horizontal and vertical cross hairs and the optical centre of the object glass and its continuation, is known as
(a)Horizontal axis
(b)Vertical axis
(c)Line of collination
(d)Line of sight
(e)Either of c or d above*
Answer -(e)Either of c or d above*
16.In a theodolite a condition arising when the image formed by the objective is not in the plane of cross hairs is known as
(a)Parallax*
(b)Out of sight
(c)Out of place
(d)Transiting
(e)Centring
Answer -(a)Parallax*
17.Which of the following in theodolite work is imperfect adjustment of the instrument
(a)Error due to line of collimation being perpendicular to the horizontal axis
(b)Error due to axis not to perpendicular of the vertical axis
(c)Error due to imperfect graduation
(d)Error due to eccentricity of vernires
(e)All of the above*
Answer -(e)All of the above*
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