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Prepare for RRB/SSC JE Civil 2019 | Surveying Quiz 4

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Question 1

In transit theodolite, the line of the sight can be reversed by revolving the telescope through _____.

Question 2

A star has a declination of 55 °N. Its upper culmination is in the zenith of the place. The altitude of the lower culmination is

Question 3

From a map, the areas enclosed by contour lines for a proposed dam are given below:

The volume of impounded water, using trapezoidal formula (in ha m) is _______

Question 4

The method of orientation used, when the plane table occupies a position not yet located on the map, is called as

Question 5

The magnetic bearing of a line OE was found to be 185 °. It was later discovered that station O had a local attraction of + 1.5 ° W. The magnetic bearing of the line OE, considering a magnetic a magnetic declination of 3.5 ° E shall be

Question 6

The reduced bearing of a 10 m long line is N30 °E. The departure of the line is

Question 7

An ideal vertical curve to join two gradients is
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Jul 3ESE & GATE CE