Surveying Questions Set 5:
Which of the following is the first principle of surveying?
Solution:
A circular curve has a radius of 150 m and a deviation angle of 95°. Calculate the length of the mid-ordinate.
Solution:
What type of error is irregular variation due to magnetic storms?
Solution:
In chain and compass traversing, what instrument is used to measure the magnetic bearings of the survey lines?
Solution:
Which levelling method is preferred when levelling at a river or valley?
Solution:
The angle between true meridian and the magnetic meridian at the time of observations is known as
Solution:
What is the minimum approximate extent of a survey area required to take the curvature of the Earth into account?
Solution:
Which of the following errors are fully eliminated by reciprocal leveling?
I. Error due to Earth's curvature
II. Error due to inclined line of sight
III. Error due to refraction
Solution:
Which of the following errors cannot be eliminated in reciprocal levelling?
Solution:
Assertion (A): Horizontal distance between two points on a vertical photograph cannot be calculated directly by measuring the distance on the photo and multiplying it with the scale.
Reason (R): Photo distance is the product of scale and ground distance, but it does not account for the difference in elevation between the two points.
Solution:
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