THEODOLITE SURVEY - Practice Mode

1) Which is instrumental error?

Eccentricity of vernier Wind effect Refraction effect Slip in screws

Correct Answer: Eccentricity of vernier

2) What is the term, if the angle between the line of sight and a horizontal line at a station in theodolite survey?

Vertical angle Depression angle Deflection angle Direct angle

Correct Answer: Vertical angle

3) What is the term, if the angle is measured above the horizontal line in theodolite survey?

Angle of deflection Angle of depression Angle of elevation Horizontal angle

Correct Answer: Angle of elevation

4) What is the term, if the angle is measured below the horizontal line in theodolite survey?

Angle of deflection Angle of depression Angle of elevation Horizontal angle

Correct Answer: Angle of depression

5) What type of instrument is used for measuring vertical angle?

Levelling instruments Electronic theodolite Plane table Chain survey

Correct Answer: Electronic theodolite

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