UPSC Civil Service Exam Questions

Q1: In setting out a long straight line for the position of transmission towers, it is recommended that the forward point be set out with face-right and face-lett with reference to preceding point and the mean position taken. This field procedure eliminates instruments error where the

A trunnion axis is not perpendicular to vertical axis

B vertical axis is not perfectly vertical time of observation

C line of collimation is not perpendicular to the vertical axis

D line of collimation is not perpendicular to the horizontal axis

ANS:D - line of collimation is not perpendicular to the horizontal axis

Please explain the answer.



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.