SURVEYING QUIZ

Control points for surveys of large areas

Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc.

All of these

Control points for photogrammetric surveys

outside of one handle to inside of other handle

inside of one handle to inside of other handle

outside of one handle to outside of other handle

centre of one handle to centre of other handle

0° latitude

Terrestrial equator

All of these

Equator

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

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

h/H f tan θ

h/H f cos θ

h/H f² sin θ

h/H f² tan θ

Summer solstice

Vernal equinox

Autumnal equinox

Winter solstice

Are equidistant from the nearer pole

Lie on the parallel of the latitude

Are equidistant from both the poles

All listed here

First point of Libra

Vernal Equinox

Both (B) and (C) of the above

First point of Aeries

24° 0'

23° 30'

22° 30'

23° 27'

Astronomical bearing

All of these

Astronomical longitude

Astronomical latitude