leveling

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

• Levelling

• Contouring

• Traversing

• Compass survey

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

(R.L for Reduce Level)

• HOC + FS

• HOC - FS

• HOC - IS

• HOC - BS

Which of the following indicates the formula for arithmetic check?

• ΣBS + ΣFS =

  Last RL + First RL

• ΣFS - ΣBS =

  Last RL - First RL

• ΣFS + ΣBS =

  Last RL - First RL

• ΣFS - ΣBS =

  Last RL + First RL

Rise and fall method provides check in calculations for all sights.

• True

• False

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

• True Benchmark

• Assumed Benchmark

• Datum

• Arbitrary Benchmark

Find the value of R.L at station A , if

B.M = 400 m,

B.S = 1.142 m,

F.S = 2.121

• 403.263 m

• 400.797 m

• 399.021 m

• 396.737 m

The last reading in one series is called:

• End Sight

• Free Sight

• Fore Sight

• Front Sight

Which term is used for the surface to which elevations are referred?

• Level surface

• Level line

• Horizontal height

• Datum

Fore sight before series & back sight for next series called:

• Benchmark

• Change point

• Datum

• Intermediate Sight

In a hilly terrain, staff reading is more at:

• No point

• Higher point

• Lower point

• Same point