Q.1.
The true and mean suns occupy the same meridian at the same time on
Q.2.
The stereo plotting instruments are generally manufactured on the principle of
Q.3.
A star is said to elongate
Q.4.
For plane ground the scale of a vertical photograph will be same as that of a tiled photograph along the photo parallel through
Q.5.
Longitude of a place is the angular distance between the meridian of the place and
Q.6.
The correction applied to the measured base of length ‘L’ is
Q.7.
Which of the following is not the function of levelling head ?
Q.8.
The Polaris describes a small circle round the pole whose radius is approximately
Q.9.
The allowable length of an offset depends upon the
Q.10.
The zenith is the point on the celestial sphere
Q.11.
The Polaris remains below horizon at
Q.12.
The error due to eccentricity of inner and outer axes can be eliminated by
Q.13.
Overturning of vehicles on a curve can be avoided by using
Q.14.
From the principal point the horizon point lies on the principal line at a distance of
Q.15.
Closed contours, with higher value inwards, represent a
Q.16.
In the double application of principle of reversion, the apparent error is
Q.17.
If the length of a chain is found to be short on testing, it can be adjusted by
Q.18.
The relation between the air base (B), photographic base (b), flying height (H) and the focal length (f) of a vertical photograph, is
Q.19.
Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.
Q.20.
In a spherical triangle ABC right angled at C, sin b equals to
Q.21.
cm ×cm photographs are taken from a flying height with a camera of focal length ofm and 15.cm respectively. A parallax difference of 0.mm represents
Q.22.
If E is the spherical excess and R the radius of the earth, the surface area of the triangle, is
Q.23.
The station which is selected close to the main triangulation station, to avoid intervening obstruction, is not known as