In a spherical triangle ABC right angled at C, sin b equals to tan c tan B sin c cos B cos c cos B sin c sin B TRUE ANSWER : ? YOUR ANSWER : ?
The correction for parallax, is + 8".8 cos α - 8".8 cos α - 8".8 cos α + .8" sin α TRUE ANSWER : ? YOUR ANSWER : ?
Latitude of the observer's position is equal to altitude of Celestial pole North pole All of these Pole star TRUE ANSWER : ? YOUR ANSWER : ?
The displacement of the pictured position of a point of h elevation on a vertical photograph taken with a camera of 30 cm focal length, from an altitude of 3000 m, is 7.5 mm 5.5 mm 4.4 mm 6.5 mm TRUE ANSWER : ? YOUR ANSWER : ?
In triangulation surveys Control stations are located from which detailed surveys are carried out Sides are not measured excepting the base line The area is divided into triangular figures All listed here TRUE ANSWER : ? YOUR ANSWER : ?
The equation which is obtained by multiplying each equation by the coefficient of its unknowns and by adding the equations thus formed, is known as None of these Conditional equation Normal equation Observation equation TRUE ANSWER : ? YOUR ANSWER : ?
At the first point of Aeries, the sun moves Southward From north to south of the equator From south to north of the equator Northward TRUE ANSWER : ? YOUR ANSWER : ?
The station which is selected close to the main triangulation station, to avoid intervening obstruction, is not known as Satellite station Eccentric station False station Pivot station TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following errors can be neutralised by setting the level midway between the two stations ? None of these error due to both curvature and re-fraction error due to refraction only error due to curvature only TRUE ANSWER : ? YOUR ANSWER : ?
Triangulation surveys are carried out for locating Control points for photogrammetric surveys All of these Control points for surveys of large areas Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc. TRUE ANSWER : ? YOUR ANSWER : ?