Railway LDCE Assistant Engineer (Civil) Practice Quiz

Question 1

A compass line has a whole-circle bearing of 215°30'. What is its reduced (quadrantal) bearing?

Accepted Answer

S 35°30' W

Question 2

The fore bearing of line PQ is 48°20', and local attraction is absent at both stations. What back bearing must be observed at Q?

Accepted Answer

228°20'

Question 3

Observed bearings of AB are fore bearing 45°10' at A and back bearing 226°00' at B. No other lines have been observed. What can be concluded about local attraction?

Accepted Answer

Local attraction exists at A or B or both

Question 4

Independent coordinates use northing positive north and easting positive east. Station A is at northing 100.00 m and easting 200.00 m. Line AB has latitude +40.00 m and departure −30.00 m. What are the independent coordinates of B?

Accepted Answer

Northing 140.00 m and easting 170.00 m

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