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Surveying

Surveying
The maximum tolerance in a 20 m chain is

±8 mm
±2 mm
±5 mm
±3 mm

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Surveying
The altitudes of a circumpolar star at culminations are 70° and 10°, both culminations being north of zenith. The declination of the star, is

60°
80°
70°
50°

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Surveying
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

23° 30'
24° 0'
22° 30'
23° 27'

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

Visible horizon
Sensible horizon
Celestial horizon
True horizon

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Surveying
Cross staff is an instrument used for

setting out right angles
measuring bearings of the lines
None of these
measuring approximate horizontal angles

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Surveying
To have greatest coverage of the area, the type of photography used, is

Low oblique
Vertical
None of these
High oblique

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MORE MCQ ON Surveying

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