Surveying
The angular distance of a heavenly body from the equator, measured along its meridian, is called

Co-latitude
Zenith distance
Altitude
Declination

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Surveying
Circumpolar stars

Rotate round the North Pole
Remain always above the horizon
Are seldom seen near the pole star
Rotate round the celestial pole

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Surveying
Which of the following methods of theodolite traversing is suitable for locating the details which are far away from transit stations?

Measuring angle and distance from one transit station
Measuring distance from two points on traverse line
Measuring angle at one station and distance from other
Measuring angles to the point from at least two stations

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