LEVELLING SURVEY - Practice Mode

1) Which levelling is done to connect the B.M to any intermediate point of the alignment for checking the accuracy of the work?

Fly levelling Check levelling Direct levelling Indirect levelling

Correct Answer: Fly levelling

2) Which levelling is only the back sight and fore sight readings are taken at every set up of the level and no distance are measured along the direction of levelling?

Direct levelling Indirect levelling Fly levelling Check levelling

Correct Answer: Fly levelling

3) What is the name of level, if the fly levelling done at the end of day's work to connect the finishing point with the starting point on that particular day?

Fly levelling Check levelling Direct levelling Indirect levelling

Correct Answer: Check levelling

4) Which method gives approximate result and so it is adopted in the reconnaissance or in the preliminary survey?

Barometric levelling Hypsometry levelling Trigonometrical levelling Check levelling

Correct Answer: Barometric levelling

5) What is the name of the levelling while the relative elevations of different points are obtained by measuring the vertical angles and horizontal distance?

Fly levelling Check levelling Barometric levelling Trigonometric levelling

Correct Answer: Trigonometric levelling

Explanation:

In gas welding the acetylene cylinder is painted with maroon colour.

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