Curve Surveying(Surveying ) Questions and Answers

Question 1. Central position of curve can be set by _________
  1.    Tangent
  2.    Chord
  3.    Apex
  4.    Chord
Explanation:-
Answer: Option C. -> Apex
Answer: (c).Apex
Question 2. Find the perpendicular offset by using the general method, with radius of the curvature being 70.98m and the offset distance about 9m.
  1.    0.57m
  2.    -0.57m
  3.    7.05m
  4.    -7.05m
Explanation:-
Answer: Option B. -> -0.57m
Answer: (b).-0.57m
Question 3. Which of the following represents the correct set of classification in the method of setting offset by tangent method?
  1.    Radial, perpendicular
  2.    Radial, parallel
  3.    Parallel, perpendicular
  4.    Parallel, horizontal
Explanation:-
Answer: Option A. -> Radial, perpendicular
Answer: (a).Radial, perpendicular
Question 4. Find the radial offset if radius of the curve is given as 23.65m and the offset placement is at 15m.
  1.    5.63m
  2.    5.36m
  3.    -5.63m
  4.    -5.36m
Explanation:-
Answer: Option D. -> -5.36m
Answer: (d).-5.36m
Question 5. Set a radial offset by using the approximate method with radius of the curve given as 25.76m and the offset distance as 5m.
  1.    0.584m
  2.    0.845m
  3.    0.485m
  4.    0.854m
Explanation:-
Answer: Option C. -> 0.485m
Answer: (c).0.485m
Question 6. Set a perpendicular offset using the approximate method, having radius of curvature as 47.43m and the offset distance being 8m.
  1.    0.67m
  2.    0.76m
  3.    7.06m
  4.    6.07m
Explanation:-
Answer: Option A. -> 0.67m
Answer: (a).0.67m
Question 7. Which of the following indicates the formula used in deflection distances?
  1.    Oₙ = Cₙ + (Cₙ₋₁ + Cₙ)/2*R
  2.    Oₙ = Cₙ (Cₙ₋₁ + Cₙ)/2+R
  3.    Oₙ = Cₙ (Cₙ₋₁ – Cₙ)/2*R
  4.    Oₙ = Cₙ (Cₙ₋₁ + Cₙ)/2*R
Explanation:-
Answer: Option D. -> Oₙ = Cₙ (Cₙ₋₁ + Cₙ)/2*R
Answer: (d).Oₙ = Cₙ (Cₙ₋₁ + Cₙ)/2*R
Question 8. Which of the following process can be adopted as an alternative of theodolite?
  1.    Bisection of chords
  2.    Deflection distances
  3.    Ordinates by long chords
  4.    Rankine’s method
Explanation:-
Answer: Option B. -> Deflection distances
Answer: (b).Deflection distances
Question 9. The method of producing offsets from the chords can also be named as ____________
  1.    Rankine’s method
  2.    Bisection of chords
  3.    Deflection distances
  4.    Two-theodolite method
Explanation:-
Answer: Option C. -> Deflection distances
Answer: (c).Deflection distances
Question 10. The method of deflection distances is used in which of the following cases?
  1.    Road surveys
  2.    Railway survey
  3.    Land survey
  4.    Town planning survey
Explanation:-
Answer: Option A. -> Road surveys
Answer: (a).Road surveys
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