SURVEYING QUIZ

2 m

1 m

4 m

3 m

+70.7 m, -50 m

+50 m, -86.6 m

+50 m, +86.6 m

+86.6 m, -50 m

Eastward from the first point of Aeries

Eastward from the first point of Libra

Westward from the first point of Aeries

Westward from the first point of Libra

λ = α

λ = 180° - α

λ = 90° - α

λ = α - 90°

All of these

measurement of horizontal angles

prolonging a straight line

leveling

The zenith point of the observer

All of these

The east point of the horizon

The west point of the horizon

Nodal points of the camera lens

Opposite corners of a photograph

Plumb points of stereo pair of photographs

Corresponding points on the ground and photograph

Pole and horizon

Horizon and equator

Equator and zenith

Zenith and pole

58 cos α

58" tan α

58 sin α

58" cot α

450 mm × 600 mm

300 mm × 450 mm

600 mm × 750 mm

750 mm × 900 mm