Practice Test: Question Set - 01
1. What is the variation, in the magnetic meridian swings like a pendulum in one direction for a long period and gradually comes to rest and then swings in the opposite direction?
- (A) Secular
variation
- (B) Annual
variation
- (C) Irregular
variation
- (D) Daily
variation
2. What is the error if the magnetic needle of a compass not being straight?
- (A) Instrumental
error
- (B) Manipulation
error
- (C) Sighting
error
- (D) External
influences
3. What is the sum of the interior angle of a pentagon?
- (A) 260°
- (B) 360°
- (C) 440°
- (D) 540°
4. Which is location attraction in compass survey?
- (A) Steel
Structure
- (B) Building
- (C) Trees
- (D) Hills
5. What is the value of back bearing of the line AB when the fore bearing of the line is 85 Degree 30 Minutes?
- (A) 215 Degree
30 Minutes
- (B) 240 Degree
30 Minutes
- (C) 265 Degree
30 Minutes
- (D) 300 Degree
30 Minutes
6. Which method is more accurate in plotting a compass survey?
- (A) Parallel meridian
method
- (B) Included
angle method
- (C) Paper
protractor method
- (D) Rectangular
co-ordinate method
7. What is the direction of magnetic needle always pointing?
- (A) East
- (B) West
- (C) South
- (D) North
8. What is back bearing of AB if fore bearing of AB = 63 Degree 30 Minutes?
- (A) 243 Degree
30 Minute
- (B) 116 Degree
30 Minute
- (C) 242 Degree
30 Minute
- (D) 115 Degree
30 Minute
9. What is the compass with the graduations are marked as south with 0° and north with 180°?
- (A) Trough
compass
- (B) Magnetic
compass
- (C) Surveyor
compass
- (D) Prismatic
compass
10. What angle is differed due is local attraction at a particular place detected in fore and back bearing line?
- (A) 45°
- (B) 90°
- (C) 180°
- (D) 270°
11. What is the variation of declination occurred due to magnetic storms such as earth quakes and the amount of variation may be even 1° or 2°?
- (A) Secular
variation
- (B) Annual
variation
- (C) Irregular
variation
- (D) Regular Variation
12. What is the direction indicated by an imaginary circle passing around the earth through the place north and South Pole?
- (A) True
meridian
- (B) Arbitrary
meridian
- (C) Magnetic
meridian
- (D) Assured
meridian
13. What is the error if the compass is affected by external influences?
- (A) The pivot
being bent
- (B) Local
attraction
- (C) Inaccurate
levelling
- (D) The vertical
hair being thick
14. What is the compass that has graduation marked as 0° on North and South and 90° on East and West?
- (A) Trough
compass
- (B) Magnetic
compass
- (C) Surveyor’s
compass
- (D) Prismatic
compass
15. What is the true bearing, if the magnetic bearing of the line is N 37°W and the magnetic declination is 2°E?
- (A) N 35° W
- (B) S 35° E
- (C) N 39° W
- (D) S 39° N