Which of the following is an obstacle to chaining but not ranging?
Ariver
Bhillock
Cbuilding
DNone of above
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
First sight taken on turning point:
The error due to curvature in levelling operations is = ....................Where D' is the length of sight in kilometers
The image formed of the object in a telescope is
The principle of working of an optical square is based on
The imaginary line joining the point of inter section of crosshair at diaphragm and the optical centre of the object glass and its continuation is