B.TECH - Semester 3 surveying 1 Question Paper 2019 (mar)

Practice authentic previous year university questions for better exam preparation.

Explain the construction of mass diagram.
Describe briefly how the soundings are located by two angles from the shore.
What are face left and face right observations ? Why is it necessary to take both the observations ? ( $\mathbf{5} \boldsymbol{\times} \mathbf{4} \boldsymbol{=} \mathbf{2 0}$ Marks) Answer any one full question from each Module. Each full question carries 20 marks.
i) Secular variation and irregular variation. ii) Isogonic lines and agonic lines.
OR
OR
i) Celestial sphere ii) Celestial horizon.
305 : SURVEYING - I (C) Time : 3 Hours Max. Marks : 100 PART - A Answer all questions. Each question carries 4 marks.
Differentiate whole circle bearings and quadrantal bearings.
Explain why it is necessary to keep the level midway between backsight and fore sight readings.