Compass Surveying MCQ with Answers

Compass Surveying MCQ with Answers

6) What angle is differed due is local attraction at a particular place detected in fore and back bearing line?

Answer is:

180 Degree

7) What is the true bearing, if the magnetic bearing of the line is N 37 Degree W and the magnetic declination is 2 Degree E?

Answer is:

N 35 Degree W

8) What is the variation of declination occured due to magnetic storms such as earth quakes and the amount of variation may be even 1 Degree or 2 Degree?

Answer is:

Irregular variation

9) What is the variation, in the magnetic merdian swings like a pendulum in one direction for a long period and gradually comes to rest and then swings in the opposite direction?

Answer is:

Secular variation

10) What is the compass with the graduations are marked as south with 0 Degree and north with 180 Degree?

Answer is:

Prismatic compass