1) Describe various kinds of errors in plain table surveying. What are the precautions to be taken to overcome it?
2) The readings which are given below were taken with a dumpy level at common interval of 20 m. Compute the R.L of different points. R.L of station A is 510.45 0.755 (on station A), 1.545, 2.33, 3.105, 3.815, 0.580, 1.375, 2.055, 2.81, 3.455.
3) What are the various methods of computation of area? Describe any one in details.
4) prepare down the difference between:
a) Whole circle bearing and reduced bearing.
b) Height of the instrument method and rise and fall method.