The horizontal angle between the true meridian and magnetic meridian at a place is called______________?

Related Mcqs:

If the length of a chain is found to be short on testing, it can be adjusted by______________?

A. straightening the links B. removing one or more small circular rings C. closing the joints of the rings if opened out D. all of the above...

If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated____________?

A. on its outer spindle with a relative motion between the vernier and graduated scale of lower plate B. on its outer spindle without a relative motion between the vernier and gra-duated scale of lower plate C. on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate … If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated____________?Read More...

Which of the following errors can be neutralised by setting the level midway between the two stations ?

A. error due to curvature only B. error due to refraction only C. error due to both curvature and re-fraction D. none of the above...

An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as__________________?

A. contour line B. horizontal equivalent C. contour interval D. contour gradient...

In the cross-section method of indirect contouring, the spacing of cross-sections depends upon_____________?

1. contour interval 2. scale of plan 3. characteristics of ground The correct answer is ? A. only (1) B. (1) and (2) C. (2) and (3) D. (1), (2) and (3)...