LEVELLING

How many methods are used in levelling?

• 3

• 2

• 1

• 4

The last reading taken from the instrument is called:

• End sight

• Free sight

• Fore sight

• Back sight

Which branch of surveying is used to find the elevations of given points with respect to given or assumed datum?

• Levelling

• Contouring

• Traversing

• Plane table surveying

Levelling deals with measurements in a ______

• Horizontal plane

• Inclined plane

• Vertical plane

• Both vertical and horizontal plane

_______ is a line lying in a level surface.

• Level line

• Horizontal line

• Datum line

• Plumb line

Horizontal plane through a point is a plane tangential to the level surface at that point.

• True

• False

Turning point is also called _____

• intermediate point

• level point

• change point

• end point

Height of the Instrument method is a less tedious and simple process.

• True

• False

3. The formula for calculating R.L can be given as _________

• H.I+F.S

• H.I-F.S

• H.I-B.S

• H.I+B.S

Which of the following represents a form of Bench Mark (B.M)?

• True Benchmark

• Assumed Benchmark

• Datum

• Arbitrary Benchmark