The imaginary line passing through the intersection of cross hairs and – McqOptions

MCQOPTIONS

1.	The imaginary line passing through the intersection of cross hairs and the optical center of the objective, is known as
A.	line of sight
B.	line of collimation
C.	axis of the telescope
D.	none of these.
Answer» C. axis of the telescope

Discussion

No Comment Found

Related MCQs

The lens equation is applicable
The bearing of line is 152° 30' and angle measured clockwise is 124° 28'. The bearing of is
is a regular parallelogram plot of land whose angle is 60°. If the bearing of the line is 30°, the bearing of , is
If is the difference in level between end points separated by , then the slope correction is . The second term may be neglected if the value of in a 20 m distance is less than
If a 30 m chain diverges through a perpendicular distance from its correct alignment, the error in length, is
If arithmetic sum of latitudes of a closed traverse is ∑ and closing error in latitude is , the correction for a side whose latitude is , as given by Transit Rule, is
If the radius of a simple curve is , the length of the chord for calculating offsets by the method of chords produced, should not exceed.
The bearings of the lines and are 146° 30' and 68° 30'. The included angle is
If is the perimeter of a closed traverse, Δ is the closing error in departure, the correction for the departure of a traverse side of length , according to Bowditch rule, is
Keeping the instrument height as 1 m, length of staff 4 m, the up gradient of the ground 1 in 10, the sight on the up slope must be less than