Mine Surveying Class Test

1. A well-conditioned triangle means

• The angles of a triangle should be nearly 60 degree

• Angle greater than 120 degrees

• Having angles more than 30 degree or less than 120 degrees

• None of these

2. 2.The principle of chain survey is

• quadrangulation

• Triangulation

• Orientation

• None of these

3.The process of keeping intermediate points in line with the end points is called _____

• Ranging

• Triangulation

• Orientation

• None of these

4.The process of keeping instrument exactly over station is called

• Ranging

• Triangulation

• Centering

• None of these

5.Levelling the theodolite is done by using ____

• tripod legs and foot screws

• eye piece

• focusing screw

• None of these

6. Focusing adjustment in theodolite is done by __

• tripod legs and foot screws

• eye piece

• focusing screw

• None of these

7. Convert 210 degrees into Quadrantal bearing system

• S30^oW

• N30^oW

• S30^oE

• N30^oE

8. Convert N45^oW into WCB

• 315^o

• 215^o

• 115^o

• 325^o

9. Least count of prismatic compass is

• 30^I

• 10^I

• 20^I

• 15^I

10. Horizontal angle between True north & Magnetic north is called

• Declination

• Dip

• Azimuth

• none