DGMS EXAM SMR-MINE SURVEYING
SECOND CLASS RESTRICTED SURVEYORS METAL
1) Cross staff is an instrument used for
a) Measuring approximate horizontal angles
b) Setting out right angles
c) Measuring approximate horizontal lengths
d) Horizontal distances
e) Zero angles
2) Surveys which are carried out to depict mountains, rivers, water bodies, wooded areas and other cultural details, are known as
a) Cadastral surveys
b) City surveys
c) Topographical surveys
d) Guide map surveys
e) Plane table surveying
3) For a line AB
a) the forebearing of AB and back bearing of AB differ by 1800
b) the forebearing of AB and back bearing of BA differ by 1800
c) both and are correct
d) the forebearing of AB and back bearing of AB differ by 3600
e) the forebearing of AB and back bearing of AB differ by 2700
4) In which surveying, shape of earth is taken into consideration?
a) Plane surveying
b) Geodetic surveying
c) Tunnel surveying
d) Geological surveying
e) Astronomical surveying
5) Contour interval is
a) Inversely proportional to the scale of the map
b) directly proportional to the flatness of ground
c) large of accurate works
d) larger if the time available is more
e) contour
6) Closed contours, with higher value inwards, represent a
a) depression
b) hillock
c) plain surface
d) river
e) sea
7) If the staff is not held vertical at a leveling station, the reduced level calculated from the observation would be
a) true R.L
b) more than true R.L
c) less than true R.L
d) either more or less
e) can’t say
8) An imaginary line lying throughout on the surface of the earth and preserving a constant inclination to the horizontal, is called
a) contour line
b) contour gradient
c) level line
d) line of gentle scope
e) contour
9) 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
e) Sometimes eliminates and sometime do not eliminate
10) Horizontal projection of an area and shows only horizontal distances of the point is
a) Surveying
b) Contour lines
c) Plan
d) Leveling
e) Measuring
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