Fly levelling is another name of _____ Options: A . &nbspProfile levelling B . &nbspCross levelling C . &nbspDifferential levelling D . &nbspReciprocal levelling

Fly levelling is another name of ____

Question

Fly levelling is another name of _____

Options:

A . Profile levelling

B . Cross levelling

C . Differential levelling

D . Reciprocal levelling

Answer: Option C
Answer: (c).Differential levelling

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Question 1. 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 2. What is the error in feet for precise levelling for benchmarks of widely distributed points?....

Question 3. What is the error in mm for rough levelling for reconnaissance or preliminary surveys?....

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

Question 5. What is the error in mm for ordinary levelling for location and construction surveys?....

Question 6. What is the error in mm for accurate levelling for principal benchmarks or for extensive surveys?....

Question 7. Height of the Instrument method is a less tedious and simple process.....

Question 8. While doing construction work, which among the following is more suitable?....

Question 9. Which type of levelling is done on the phenomenon, the difference in elevation between two points is proportional to the....proportional to the difference in atmospheric pressure at these points?

Question 10. The formula for calculating R.L can be given as _________....

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