Horizontal distances obtained by thermometric observations require slope and tension corrections require tension correction require slope correction do not require slope and tension corrections TRUE ANSWER : ? YOUR ANSWER : ?
Stellar astronomy deals with Plane surveying Geodetic surveying Planet observations Star observations TRUE ANSWER : ? YOUR ANSWER : ?
The orthogonal projection of the perspective centre on a tilted photograph, is called Plumb point Isocenter Nadir Principal point TRUE ANSWER : ? YOUR ANSWER : ?
The point at which sun's declination changes from north to south, is known as First point of Libra First point of Aeries Vernal Equinox Both (B) and (C) of the above TRUE ANSWER : ? YOUR ANSWER : ?
The chord of a curve less than peg interval, is known as Short chord Sub-chord Small chord Normal chord TRUE ANSWER : ? YOUR ANSWER : ?
A Nautical mile is 1855.109 m All of these One minute arc of the longitude One minute arc of the great circle passing through two points TRUE ANSWER : ? YOUR ANSWER : ?
The number of horizontal cross wires in a stadia diaphragm is one two three four TRUE ANSWER : ? YOUR ANSWER : ?
With standard meridian as 82° 30' E the standard time at longitude 90° E is 8 h 30 m. The local mean time at the place will be 8 h 00 m 7 h 00 m 9 h 00 m 7 h 30 m TRUE ANSWER : ? YOUR ANSWER : ?
Right ascension of a heavenly body is its equatorial angular distance measured Westward from the first point of Aeries Eastward from the first point of Aeries Westward from the first point of Libra Eastward from the first point of Libra TRUE ANSWER : ? YOUR ANSWER : ?