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An example of a level surface is
A) Top surface of a dining table B) Floor surface of a building
C) Still water surface of a lake D) Surface of a piece of plywood

When the contour lines having the same contour interval are farther apart, it shows a
A) Gentle slope B) Very steep slope
C) Plane surface D) Ridge or a valley

If three consecutive ordinates are taken at 2 m intervals from a traverse line and
measured as 1.8 m, 2.5 m and 2.0 m, then the area between the traverse line, the
first and last ordinates and the boundary, by trapezoidal rule, is

A) 21.6 m? 8) 17.6೧2 ©) 8.8 72 0) 7.6೧2

The error in the horizontal circle readings due to the line of collimation not being
perpendicular to the trunnion axis is eliminated by

A) Taking readings on the different parts of the horizontal circle

B) Taking readings on both the faces

C) Removing the parallax

D) Transiting the telescope

Modern Electronic Distance Measuring instruments work on the principle of
measuring

A) Reflected energy generated by electromagnetic waves

B) Total time taken by electromagnetic wave in travelling the distance

C) Change in frequency of the electromagnetic waves

D) Phase difference between the transmitted and the reflected electromagnetic
waves

The global positioning system operated by the US Department of Defence uses
A) 6 satellites B) 12 satellites C) 18 satellites D) 24 satellites

How many modular bricks of size 200 mm x 100 mm x 100 mm are required for
100 cubic metre of masonry wall ?

A) 5000 B) 50000 C) 500 D) 1000

What percentage of the estimated cost of building works is assumed for sanitary and
water supply works in the estimate of a building ?

A) 8% B) 10% C) 7% D) 5%