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Surveying Chapter 1: Introduction (Basics)

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Surveying Chapter 1: Introduction (Basics)

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Questions and Answers

What is the main purpose of geodesy?

Laying out designed engineering facilities

Studying the size and shape of the earth (correct)

Monitoring landslide and dam deformation

Computing surface drainage areas

When does geodetic surveying become necessary?

For surveys less than 10 miles in radius

For surveys confined to an area larger than 10 miles in radius (correct)

For surveys with moderate level of accuracy

For surveys only involving plane geometry

What type of geometry is mainly used in geodetic surveying for large areas?

Curvilinear geometry

Plane geometry

Spherical geometry (correct)

Elliptical geometry

Which statement accurately describes plane surveying?

Projects points orthogonally onto a flat surface Signup and view all the answers

Why is it necessary to use spherical geometry in geodetic surveying?

To account for the spherical shape of the earth Signup and view all the answers

What distinguishes geodesy from plane surveying?

Use of spherical geometry Signup and view all the answers

What does surveying involve?

Measurement of elevations, distances, and angles Signup and view all the answers

Why are boundary surveys conducted?

To define boundaries on land, in the air, at sea, and underground Signup and view all the answers

What is a key application of accurate topographic maps?

Planning and design of roads, dams, reservoirs, and more Signup and view all the answers

Which statement about surveying activities is correct?

Surveying activities include the sea, underground, and even extraterrestrial space Signup and view all the answers

What is a primary purpose of engineering surveys?

To assist in the operation of engineering facilities Signup and view all the answers

Why are boundary surveys important for high-rise buildings?

To safeguard property rights and legal boundaries Signup and view all the answers