Civil Engineering :: Surveying
-
The curve composed of two arcs of different radii having their centres on the opposite side of the curve, is known
-
The ratio of the angles subtended at the eye, by the virtual image and the object, is known as telescope's
-
The bubble tube is nearly filled with
-
Simpson's rule for calculating areas states that the area enclosed by a curvilinear figure divided into an even number of strips of equal width, is equal to
-
In a constant level tube, size of the bubble remains constant because upper wall is
-
Prismatic compass is considered more accurate than a surveyor's compass, because
-
In reciprocal levelling, the error which is not completely eliminated, is due to
-
In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to
-
Removal of parallax, may be achieved by focussing
-
Pick up the correct statement from the following :
A.
half the width of a strip, multiplied by the sum of two extreme offsets, twice the sum of remaining odd offsets, and thrice the sum of the even offsets |
B.
one third the width of a strip, multiplied by the sum of two extreme offsets, twice the sum of remaining odd offsets and four times the sum of the even offsets |
C.
one third the width of a strip, multiplied by the sum of two extreme offsets, four times the sum of the remaining odd offsets, and twice the sum of the even offsets |
D.
one sixth the width of a strip, multiplied by the sum of the two extreme offsets, twice the sum of remaining odd offsets and four times the sum of the even offsets |
E.
none of these |