Question is ⇒ The type of surveying which requires least office work is, Options are ⇒ (A) tacheomefry, (B) trigonometrical levelling, (C) plane table surveying, (D) theodolite surveying, (E) , Leave your comments or Download question paper.

Question is ⇒ The type of surveying which requires least office work is, Options are ⇒ (A) tacheomefry, (B) trigonometrical levelling, (C) plane table surveying, (D) theodolite surveying, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	The type of surveying which requires least office work is
A.	tacheomefry [Wrong Answer]
B.	trigonometrical levelling [Wrong Answer]
C.	plane table surveying [Correct Answer]
D.	theodolite surveying [Wrong Answer]
View Answer 21 -2 Explanation:- Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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⇒ The magnetic bearing of a line is 32° and the magnetic declination is 10° 15' W. The true bearing is.
contour line
contour gradient
level line
line of gentle scope.

⇒ True meridian of different places.
converge from the south pole to the north pole
converge from the north pole to the south pole
converge from the equator to the poles
run parallel to each other.

⇒ 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.
90Â°
120Â°
210Â°
270Â°

⇒ Magnetic declination at a point
Does not change with time
Never remains constant
Varies with time
(B) and (C) above

⇒ Volume of the earth work may be calculated by.
mean areas
end areas
Prismoidal formula
all the above.

⇒ Direct method of contouring is
a quick method
adopted for large surveys only
most accurate method
suitable for hilly terrains

⇒ The line of collimation method of reduction of levels, does not provide a check on.
intermediate sights
fore sights
back sights
reduced levels.

⇒ The error due to bad ranging is
Compensation
Cumulative positive
Cumulative negative
Both (B) and (C) above

⇒ The process of turning the telescope about the vertical axis in horizontal plane is known as
transiting
reversing
plunging
swinging

⇒ The defect of a lens whereby rays of white light proceeding from a point get dispersed into their components and conveyed to various foci, forming a blurred and coloured image is known as.
chromatic aberration
spherical aberration
astigmatism
coma.

⇒ Cross hairs in surveying telescopes, are fitted.
in the objective glass
at the centre of the telescope
at the optical centre of the eye piece
in front of the eye piece.

⇒ In a theodolite.
the telescope axis is perpendicular to transit axis
the axis of rotation is perpendicular to transit axis
the telescope axis, the transit axis and the rotation axis pass through the centre of theodolite
all the above.

⇒ For accurate work, the steel band should always be used in preference to chain because the steel band
is lighter than chain
is easier to handle
is practically inextensible and is not liable to kinks when in use
can be easily repaired in the field

⇒ Tilt of the staff in stadia tacheometry increases the intercept if it is.
away from the telescope pointing down hill
towards the telescope pointing up-hill
away from the telescope pointing up-hill
none of these.

⇒ The bearings of two traverse legs AB and BC are N52° 45' E and N34° 30' E respectively. The deflection angle is.
18Â° 15' E
18Â° 15' N
18Â° 15' W
18Â° 15' L

⇒ The zero of the graduated circle of a prismatic compass is located at.
north end
east end
south end
west end.

⇒ While rotating the theodolite in the horizontal plane, the bubble of the bubble tube takes up the same position in its tube, it indicates.
the rotation axis is vertical
the trummion axis is horizontal
the line of collimation is perpendicular to vertical axis
none of the above

⇒ If the smallest division of a vernier is longer than the smallest division of its primary scale, the vernier is known as
Direct vernier
Double vernier
Simple vernier
Retrograde vernier

⇒ Pick up the correct statement from the following :
mistakes arise from inattention, inexperience or carelessness
systematic errors persist and have regular effects in the survey performances
accidental errors occur inspite of every precaution is taken
all the above.

⇒ Method used for chaining on sloping ground is
By stepping method
By hypotenusal allowance method
By clinometer method
Both (A) and (B) above

⇒ Geodetic surveying is undertaken.
for production of accurate maps of wide areas
for developing the science of geodesy
making use of most accurate instruments and methods of observation
all the above.

⇒ The instrument which is used in plane tabling for obtaining horizontal and vertical distances directly without resorting to chaining, is known as.
Plane alidade
telescopic alidade
clinometer
tacheometer.

⇒ The imaginary line joining the points of zero declination on the surface of the earth is called as
Isogonic line
Isoclinic line
Agonic line
Magnetic declination line

⇒ If the whole circle bearing of a line is 270°, its reduced bearing is.
N 90Â° W
S 90Â° W
W 90Â°
90Â° W.

⇒ Pick up the correct statement from the following :
the apparent error on reversal is twice the actual error
the correction may be made equal to half the observed discrepancy.
the good results may be obtained from a defective instrument by reversing and taking the mean of two erroneous results
all the above.

⇒ The error in measured length due to sag of chain or tape is known as
Positive error
Negative error
Compensating error
Instrumental error

⇒ In an internal focusing telescope.
the objective is at a fixed distance from the diaphragm
the focusing is done by the sliding of a divergent lens.
the focusing divergent lens is situated at about the middle of the tube
all the above.

⇒ Surveys which are carried out to provide a national grid of control for preparation of accurate maps of large areas, are known.
plane surveys
geodetic surveys
geographical surveys
topographical surveys.

⇒ If the long chord and tangent length of a circular curve of radius R are equal the angle of deflection, is.
30Â°
60Â°
90Â°
120Â°

⇒ The total number of zeroes graduated on a surveyor's compass is
One
Two
Three
Four