Curioustab

Home » Civil Engineering » Surveying

Pick up the correct statement from the following :

the apparent error on reversal is twice the actual error
the correction may be made equal to half the observed discrepancy.
the good results may be obtained from a defective instrument by reversing and taking the mean of two erroneous results
all the above.

Correct Answer: all the above.

← Previous Question Next Question→

More Questions from Surveying

In chain surveying tie lines are primarily provided
The probable error of the adjusted bearing at the middle is
The real image of an object formed by the objective, must lie
If θ is the vertical angle of an inclined sight, δ is the angle of tilt of the staff, the error
If R is the radius of the main curve, θ the angle of deflection, S the shift and L the length of the transition curve, then, total tangent length of the curve, is
While viewing through a level telescope and moving the eye slightly, a relative movement occurs between the image of the levelling staff and the cross hairs. The instrument is
Accuracy of 'fix' by two point problem, is
One of the tacheometric constants is additive, the other constant, is
One of the Lehmann's rules of plane tabling, is
Pick up the correct statement from the following :

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion