Surveying MCQs Set-2

October 13, 2020

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1. What is the angle between two plane mirrors of an optical square?

2. __________is a term used that prevents the needle from pointing to the magnetic North in a given locality.

3. In a reduced bearing system, bearing is measured from

4. The plan of a survey plotted to a scale of 10m to 1cm is reduced in such a way that a line originally 10cm long now measures 9cm. The area of the reduced plan is measured as 81 cm^2. The actual area (m^2) of the survey is

5. How many types of variations in declination are there?

6. Which of the below is used for levelling a plane table?

7. Which of the below is not a method of doing resection?

8. Which one of the following errors is more severe in plane-table surveying?

9. How many types of self reading staff are available?

10. Which one of the following methods of levelling eliminates the error due to curvature and refraction?


 

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