CE Quiz 44

The fore bearing of a line is S 53°26’ W. If there is no local attraction, the back bearing of this line will be:

The magnetic bearing of a line is 48°38’ and magnetic declination is 5°24’ east, then the true bearing is:

The latitude and departure of a line is (3,-4)m respectively. Calculate the length of the line.

The angle between two plain mirrors of an optic square is ________.

ABCD is a square of area 100m². If the bearing of AB is 30°, then the bearing of DC is:

If there was a closing error of 0.5m, calculate the perimeter of the traverse if the relative precision was 1 in 1000.

In a closed traverse with 4 sides, the error found from forbearing and back bearing of the last line is +2°. The correction to the second line will be:

What is the declination of a place, if the magnetic bearing of the sun at noon is 182°?

The forebearing of a line AB is 170°. Calculate the bearing of the line BC if the included angle is 150°.

While traversing anticlockwise a closed traverse of n sides the theoretical sum of included angle should be