Practice Test: Question Set - 15
1. Intersection method of detailed plotting is most suitable for
- (A) Forests
- (B) Urban
areas
- (C) Hilly areas
- (D) Plains
2. While measuring a chain line between two stations ‘A’ and ‘B’ intervened by a raised ground
- (A) Vision
gets obstructed
- (B) Chaining
gets obstructed
- (C) Both
vision and chaining get obstructed
- (D) All the
above
3. Mistakes which may produce a very serious effect upon the final results arise due to
- (A) In
attention
- (B) In
experience
- (C) Carelessness
- (D) All
of these
4. Number of links per metre length of a chain are
- (A) 2
- (B) 5
- (C) 7
- (D) 10
5. Offsets are measured with an accuracy of 1 in 40. If the point on the paper from both sources of error (due to angular and measurement errors) is not to exceed 0.05 cm on a scale of 1 cm = 20 m, the maximum length of offset should be limited to
- (A) 14.14 m
- (B) 28.28 m
- (C) 200 m
- (D) None of
these
6. The 'point of curve' of a simple circular curve, is
- (A) Point
of tangency
- (B) Point
of commencement
- (C) Point
of intersection
- (D) Mid-point
of the curve
7. Prolongation of chain line across an obstruction in chain surveying, is done by
- (A) Making
angular measurements
- (B) Drawing
perpendiculars with a chain
- (C) Solution
of triangles
- (D) All the
above
8. Resolving power of a telescope depends on
- (A) The diameter
of the aperture
- (B) The pupil
aperture of the eye
- (C) The diameter
of the object glass
- (D) All
the above
9. ABCD is a regular parallelogram plot of land whose angle BAD is 60°. If the bearing of the line AB is 30°, the bearing of CD, is
- (A) 90°
- (B) 120°
- (C) 210°
- (D) 270°
10. Pick up the correct statement from the following:
- (A) If
the image of the object does not fall on the plane of the cross-lines, parallax
exists
- (B) Parallax has
nothing to do with the eyepiece
- (C) The eyepiece
is adjusted for clear vision of the cross hairs
- (D) All
the above
11. The Huygens telescope eye piece
- (A) Is
aplanatic
- (B) Achromatic
- (C) Both (a) and
(b)
- (D) Neither (a)
nor (b)
12. The bearing of lines OA and OB are 16° 10' and 332° 18', the value of the included angle BOA is
- (A) 316° 10'
- (B) 158° 28'
- (C) 348° 08'
- (D) 43° 52'
13. For a curve of radius 100 m and normal chord 10 m, the Rankine's deflection angle, is
- (A) 0°25'.95
- (B) 0°35'.95
- (C) 1°25'.53
- (D) 2°51'.53
14. The reduced bearing of a line is N 87° W. Its whole circle bearing is
- (A) 87°
- (B) 273°
- (C) 93°
- (D) 3°
15. While surveying a plot of land by plane tabling, the field observations
- (A) And
plotting proceed simultaneously
- (B) And
plotting do not proceed simultaneously
- (C) And
recorded in field books to be plotted later
- (D) All
the above