The zenith is the point on the celestial sphere North of observer East of observer West of observer South of observer TRUE ANSWER : ? YOUR ANSWER : ?
In a spherical triangle ABC right angled at C, sin b equals to sin c cos B cos c cos B tan c tan B sin c sin B TRUE ANSWER : ? YOUR ANSWER : ?
According to Napier's Rules of circular parts for a right angled triangle, sine of middle part equals the product of Sines of two adjacent parts Cosines of two adjacent parts Both (A) and (B) above Tangents of two adjacent parts TRUE ANSWER : ? YOUR ANSWER : ?
If a tripod settles in the interval that elapses between taking a back sight reading and the following foresight reading, then the elevation of turning point will decrease not change either ‘A’ or ‘B’ increase TRUE ANSWER : ? YOUR ANSWER : ?
Size of a theodolite is specified by the diameter of vertical circle the diameter of lower plate the diameter of upper plate the length of telescope TRUE ANSWER : ? YOUR ANSWER : ?
The following sights are taken on a “turning point” foresight only foresight and intermediate sight foresight and backsight foresight only TRUE ANSWER : ? YOUR ANSWER : ?
The sun's declination remains north between Both (A) and (B) of above March 21 to June 21 June 21 to September 21 September 21 to December 21 TRUE ANSWER : ? YOUR ANSWER : ?
Sidereal day Is slightly shorter than an ordinary solar day All listed here Is the period of time taken by the earth in making a complete rotation with reference to stars Is divided into the conventional hours, minutes and seconds TRUE ANSWER : ? YOUR ANSWER : ?
The hour angle of the heavenly body for Greenwich meridian equals the hour angle of the body for any other meridian + longitude: Vernal equinox All listed here True sun Mean sun TRUE ANSWER : ? YOUR ANSWER : ?
The great circle whose plane is perpendicular to the axis of rotation of the earth, is called Equator Terrestrial equator 0° latitude All of these TRUE ANSWER : ? YOUR ANSWER : ?