SURVEYING QUIZ

Detailed plotting is generally done by

All of these

traversing

resection

radiation

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The negative sign is assigned to

All listed here

Correction for slope

Reduction to mean sea level

Correction for horizontal alignment

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Stellar astronomy deals with

Geodetic surveying

Planet observations

Star observations

Plane surveying

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For a line AB

the forebearing of AB and back bearing of AB differ by 180°

none is correct

both (A) and (B) are correct

the forebearing of AB and back bearing of BA differ by 180°

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In a spherical triangle ABC, right angled at C, sin b equals

cos a sin A

cot A tan a

tan a cot A

sin a cos A

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Triangulation surveys are carried out for providing

None of these

Planimetric control

Both planimetric and height control

Height control

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The circle in which a plane tangent to the earth's surface at the point of observation, intersects the celestial sphere, is called

True horizon

Celestial horizon

Sensible horizon

Visible horizon

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After fixing the plane table to the tripod, the main operations which are needed at each plane table station are (i) Levelling (ii) Orientation (iii) CenteringThe correct sequence of these operations is

(i), (iii), (ii)

(ii), (iii), (i)

(iii), (i), (ii)

(i), (ii), (iii)

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Longitude of a place is the angular distance between the meridian of the place and

That of Greenwich

Both (A) and (C) of above

The standard meridian

The International Date Line

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The maximum tolerance in a 20 m chain is

±5 mm

±8 mm

±2 mm

±3 mm

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