1. The plain scale is used to read ____.
A. Three consecutive units
B. One unit
C. Two units
D. None of the above
Answer: C Two units
2. Vernier scale is used to measure ____.
A. Fractional part of a plain scale
B. Fractional part of a graduated scale
C. Fractional part of a diagonal scale
D. None of the above
Answer: B Fractional part of a graduated scale
3. The branch of surveying which deals with the measurements in a vertical plane is known as _____.
A. Traversing
B. Levelling
C. Plane tabling
D. None of the above
Answer: B Levelling
4. The diagonal scale is used to read ____.
A. Three consecutive units
B. One unit
C. Two units
D. None of the above
Answer: A Three consecutive units
5. In surveying the measurements are taken in _____.
A. Vertical plane
B. Horizontal plane
C. Inclined plane
D. Both A and B
Answer: D Both A and B