The theory of direct levelling neglects _____ Options: A . &nbspcurvature of the earth B . &nbsprefraction C . &nbspboth curvature of earth and refraction D . &nbspradius of the earth

The theory of direct levelling neglects ____

Question

The theory of direct levelling neglects _____

Options:

A . curvature of the earth

B . refraction

C . both curvature of earth and refraction

D . radius of the earth

Answer: Option C
Answer: (c).both curvature of earth and refraction

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Question 1. Which of the following methods of spirit levelling is, levelling the object of which is solely to determine the differen....horizontal position of the points with respect to each other?

Question 2. Fly levelling is another name of _____....

Question 3. A level provides a vertical line of sight, a line tangential to a Level surface at the point where the instrument stands....a Level surface at the point where the instrument stands.

Question 4. What is the error in feet for precise levelling for benchmarks of widely distributed points?....

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Question 10. While doing construction work, which among the following is more suitable?....

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