UPSC Civil Service Exam Questions - Engineering

Q1:

What is the use of a station pointer ?

A For making soundings in water bodies

B For plotting of soundings in harbour area

C For marking sunken shipping hazards

D For making tidal observations

ANS:B - For plotting of soundings in harbour area

An instrument that has three arms of which the two outer are adjustable and the inner is fixed at the zero of a circle and that is used for locating on a chart the position of a place from which the angles subtended by three distant objects whose positions are known have been observed.