COMPASS SURVEYING - Quiz

1) What is the rule for converting R.B to W.C.B, if a line lies in between 90 Degree and 180 Degree?

W.C.B = R.B W.C.B = 180 Degree - R.B W.C.B = 360 Degree - R.B W.C.B = 180 Degree + R.B

2) Which compass the graduation are marked as south with 0 Degree and north with 180 Degree?

Trough compass Magnetic compass Prismatic compass Surveyor?s compass

3) Which compass the graduations are marked as 0 Degree at North and South, 90 Degree at East and West?

Trough compass Magnetic compass Prismatic compass Surveyor's compass

4) What is the direction always for magnetic needle pointing compass?

Magnetic east Magnetic north Magnetic west Magnetic south

5) When is the observed bearings, corrected bearing are calculated?

After plotting During survey During plotting Before plotting