Which line is normal to the level line at a point?

Related MCQs

• A vertical line at any point is a line normal to the level surface at the point.
• The R.L, of the point A which is on the floor is 100 m and back sight reading on A is 2.455 m. If the foresight reading on the point B which is on the ceiling is 2.745 m, the R.L. of point B will be
• The line normal to the plumb line is known as
• A line normal to the plumb line at all points is known as
• Which line passes through a point, such that plane passing that point and the north and south poles, intersects with the surface of the earth?
• The difference between a level line and a horizontal line is that
• A surface which is normal to the direction of gravity at all points, as indicated by a plumb line, is known as
• In order to fix up the directions of the survey lines in the compass survey, the horizontal angle between the survey line and a fixed line of reference is measured. This fixed line reference is the magnetic meridian.
• If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference to i) altitude bubble on index frame ii) altitude bubble on index frame if it is to be used as a level iii) altitude bubble on telescope iv) altitude bubble on telescope if it is to be used as a level The correct answer is
• If the staff is not held vertical at a level¬ling station, the reduced level calculated from the observation would be