cameroon gce A level 2024 Survey and soil mechanics 1
cameroon gce A level 2024 Survey and soil mechanics 1
The instrument used in trigonometric levelling 9.
is called
A Wye level
B A compass
C Theodolite
D Optical square
1.
What is rock weathering?
A Is the alteration of rock structure
B Is the washing of rocks
C Is the cleaning of rocks
D Is the atmosphere of rocks
2. EDM in surveys terminology means_ 10.
A Electronic distance measurement
B Electronic distance marker
C Electronic distance movement
D Electronic distance measure
The weathering which permits mineral species
to change to another through decomposition is
called
A Chemical weathering
B Physical weathering
C Manual weathering
D Electrical weathering
3. The surveys which takes into consideration the
shape of the earth is known as
A Plane surveys
B Topographic surveys
C Geodetic surveys
D Arial surveys
1 1.
4. Angles can be expressed in degree minutes and
seconds (DMS), 60.5° is the same as
A 60° 05’ 00”
B 60° 30’ 00”
C 60° 03’ 00”
D 60° 15’ 00”
The process of packing soil particles closer
together to reduce the volume of air is known
12.
as
A Soil compaction
B Soil shearing
C Soil excavation
Convert 125m2 to hectare D Soil scraping
A 12.500 ha
B 1.250 ha
.
C 0.0125ha
D 1.0250 ha
5.
13. The washing solution used to carry out sand
equivalent is
A Calcium chloride and water
B Glycerin and Calcium chloride and water
C Glycerin and water
D water
6. The value of the staff reading of point A are,
lower cross hair is 1.368m and the upper cross
hair is 1.574m. What is the measurement of the
distance from the instrument to the point A?
A 2.06m
B 20.6m
C 206m
D 0.206m
14. What can be done to increase the shear strength
of a soil?
A Water the soil
B Compact the soil
C Dry the soil
D Mix the soil with gravels
7. The fore bearing of line AB is 35° and that of
line BC is 15°. What is the value of the internal
angle between the lines?
A 20°
B 65°
C 50°
D 310°
The degree of soil compaction is measure in
terms of its
A The porosity
B Wet density
C The dry density
D • The bulk density
