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Civil Engineering - Surveying

Exercise : Surveying - Section 4
26.
In a lemniscate curve the ratio of the angle between the tangent at the end of the polar ray and the straight, and the angle between the polar ray and the straight, is
2
3
4
5
3/2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
If V is the speed of a locomotive in km per hour, g is the acceleration due to gravity, G is the distance between running faces of the rails and R is the radius of the circular curve, the required super elevation is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Ranging in chain survey means
looking at an isolated point not on the line
establishing an intermediate point on the line
determining the distance between end points
determining the offset distance
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Accurate measurement of deflection angles with a transit not properly adjusted may be made by
setting the vernier A at zero at back station and then plunging the telescope
setting the vernier A at zero at back station and turning the instrument to the forward station
taking two back sights one with the telescope normal and the other with telescope inverted
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
If whole circle bearing of a line is 120°, its reduced bearing is
S 20° E
S 60° E
N 120° E
N 60° E.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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