Surveying
The longitudes of two places at latitude 60° N are 93° E and 97° W. Their departure is

120 nautical miles
500 nautical miles
5700 nautical miles
5100 nautical miles

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Surveying
The meridian of a place is

A semi-circle which passes through the place and is terminated at the poles
A great circle whose plane is perpendicular to the axis of rotation and it also passes through the place
A great circle passing through the place and the poles
An arc of the great circle which passes through the place and is perpendicular to the equator

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

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