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๐ฏ Weโve hit an incredible milestone of 20,000
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May all your hard work pay off on your exam. Best wishes!
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Which error in surveying is caused by the observer's mistakes?
Anonymous Quiz
11%
a) Systematic error
65%
b) Personal error
16%
c) Instrumental error
9%
d) Random error
๐2
Which coordinate system is commonly used in surveying to represent the Earth's surface?
-
-
Anonymous Quiz
14%
a) Cartesian coordinates
15%
b) Polar coordinates
58%
c) Geographical coordinates
13%
d) Spherical coordinates
What is the term for the difference between the true north and magnetic north?
Anonymous Quiz
66%
a) Declination
10%
b) Inclination
21%
c) Azimuth
3%
d) Altitude
What is the main function of a total station in surveying?
Anonymous Quiz
4%
a) To measure elevation
89%
b) To measure distances and angles
6%
c) To draw maps
1%
d) To dig trenches
What is the process of measuring angles and distances to determine the position of points on the Earth's surface?
Anonymous Quiz
28%
a) Topography
14%
b) Geodesy
20%
c) Cartography
37%
d) Triangulation
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SSN 12 Enviornment Engineering.pdf
3.1 MB
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What type of cement is commonly used in the construction of water-retaining structures like dams?
Anonymous Quiz
21%
a) Rapid hardening cement
21%
b) Portland pozzolana cement
24%
c) Sulphate-resisting cement
34%
d) Low-heat cement
Which type of lime is used for whitewashing purposes?
Anonymous Quiz
31%
a) Quicklime
24%
b) Hydrated lime
33%
c) Hydraulic lime
12%
d) Slaked lime
๐1
What is the purpose of using admixtures in concrete?
Anonymous Quiz
6%
a) To increase the density
87%
b) To modify the properties of concrete
5%
c) To reduce the cost
1%
d) To change the color
๐1
Which of the following is a common use for bitumen in construction?
Anonymous Quiz
4%
a) Wall plastering
75%
b) Road paving
8%
c) Roof tiling
13%
d) Concrete reinforcement