RGPV Surveying Objectives | RGPV CE112 Introduction To Surveying MCQ www.rgpv.ac.in - CETJob

RGPV Surveying Objectives | RGPV CE112 Introduction To Surveying MCQ www.rgpv.ac.in

RGPV Intro to Surveying Objectives | RGPV CE112 Objectives | Practical Introduction To Surveying MCQ

Hydrographic surveys deal with the mapping of
Alarge water bodies
heavenly bodies
mountaineous region
canal system

Ans:- Alarge water bodies

An ideal vertical curve to join two gradients, is
circular
parabolic
elliptical
hyperbolic

Ans:- parabolic

Pick up the correct statement from the following :
the eyepiece plays no part in defining the line of sight
the diaphragm plays no part in defining the line of sight
the optical centre of the objective plays no part in defining the line of sight

Ans:- none of these.

the eyepiece plays no part in defining the line of sight

An ideal transition curve is
cubic parabola
cubic spiral
clothoid spiral
true spiral.

Ans:- clothoid spiral

If the angular measurements of a traverse are more precise than its linear measurements, balancing of the traverse, is done by
Bowditch's rule
Transit rule
Empirical rule
all of the above.

Ans:- Transit rule

The branch of surveying in which both horizontal and vertical positions of a point,
are determined by making instrumental observations, is known

tacheometry
tachemetry
telemetry
all the above.

Ans:- all the above.

In levelling operation
when the instrument is being shifted, the staff must not be moved
when the staff is being carried forward, the instrument must remain stationary
both (a) and (b)
neither (a) nor (b).

Ans:- both (a) and (b)

The curve composed of two arcs of different radii having their centres on the opposite side of the curve, is known

a simple curve
a compound curve
a reverse curve
a vertical curve.

Ans:- a reverse curve

The bubble tube is nearly filled with
alcohol or chloroform
a liquid which is very mobile
a liquid having low freezing point
all the above.

Ans:- all the above.

In a constant level tube, size of the bubble remains constant because upper wall is
of relatively larger radius
of relatively smaller radius
flat
convex downwards.

Ans:- of relatively larger radius

Which of the following introduces an error of about 1 in 1000 if 20 m chain is used
length of chain 20 mm wrong
one end of the chain 0.9 m off the line
one end of chain 0.9 m higher than the other
all the above.

Ans:- all the above.

The first reading from a level station is
foresight
intermediate sight
back-sight
any sight.

Ans:- back-sight

The length of a traverse leg may be obtained by multiplying the latitude and
secant of its reduced bearing
sine of its reduced bearing
cosine of its reduced bearing
tangent of its reduced bearing.

Ans:- secant of its reduced bearing

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.

Ans:- away from the telescope pointing up-hill

Number of links per metre length of a chain are
2
5
8
10

Ans:- 5

In geodetic surveys higher accuracy is achieved, if
curvature of the earth surface is ignored
curvature of the earth surface is taken into account
angles between the curved lines are treated as plane angles
none of these

Ans:- curvature of the earth surface is taken into account

Contours of different elevations may cross each other only in the case of
an over hanging cliff
a vertical cliff
an inclined plane.

Ans:- an over hanging cliff

Permanent adjustments of a level are
2 in number
3 in number
4 in number
6 in number

Ans:- 2 in number

During levelling if back sight is more than foresight
The forward staff is at lower point
The back staff is at lower point
The difference in level, cannot be ascertained.
none of these.

Ans:- The back staff is at lower point

Two contour lines, having the same elevation
cannot cross each other
can cross each other
cannot unite together
can unite together.

Ans:- can unite together.

While working on a plane table, the correct rule is :
Draw continuous lines from all instrument stations
Draw short rays sufficient to contain the points sought
Intersection should be obtained by actually
drawing second rays
Take maximum number of sights as possible from each station to distant objects.
Ans:- Draw short rays sufficient to contain the points sought

In case of a double line river, contours are
stopped at the banks of the river
stopped at the edge of the river
drawn across the water       drawn by parabolic
curves having their vertex at the centre of the water.

Ans:- stopped at the edge of the river

In chain surveying field work is limited to
linear measurements only
angular measurements only
both linear and angular measurements
all the above.

Ans:- linear measurements only

A bearing of a line is also known as
magnetic bearing
true bearing
azimuth
reduced bearing
Ans:- true bearing

The main principle of surveying is to work
from part to the whole
from whole to the part
from higher level to the lower level

from lower level to higher level.
Ans:- from whole to the part

For the construction of highway (or railway)
longitudinal sections are required
cross sections are required
both longitudinal and cross
sections are required
none of these.

Ans:- both longitudinal and cross sections are required

The sensitiveness of a level tube decreases if
radius of curvature of its inner surface is increased
diameter of the tube is increased
length of the vapour bubble is increased
both viscosity and surface tension are increased.

Ans:- both viscosity and surface tension are increased.

Pantagraph is used for
measuring distances
measuring areas
enlarging or reducing plans
setting out right angles

Ans:- enlarging or reducing plans

The angle between two plane mirrors of optical square, is
20°
30°
45°
60°

Ans:- 45°

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.

Ans:- converge from the equator to the poles

The diaphragm of a stadia theodolite is fitted with two additional
horizontal hairs
vertical hairs
horizontal and two vertical hairs
none of these.

Ans:- horizontal hairs

A back sight is always taken on a point of known elevation or can be computed
is added to the known level to
obtain the instrument height
taken on an inverted staff is treated as negative
all the above.

Ans:- all the above.

The best method of interpolation of contours, is by
estimation
graphical means       computation
All of these.

Ans:- computation

Setting out a curve by two the odolite method, involves
linear measurements only
angular measurements only
both linear and angular measurements
none of these.

Ans:- angular measurements only

When the bubble of the level tube of a level, remains central
line of sight is horizontal
axis of the telescope is horizontal
line of collimation is horizontal
Axis in side

Ans:- line of sight is horizontal

A relatively fixed point of known elevation above datum, is called
bench mark
datum point
reduced level
reference point.

Ans:- bench mark

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.
Ans:- in front of the eye piece.

On a diagonal scale, it is possible to read up to
two dimensions
three dimensions
four dimensions.
one dimensions

Ans:- four dimensions.

Plotting of inaccessible points on a plane table, is done by
traversing
none of these.
theodolite

Ans:- traversing

The direction of steepest slope on a contour, is
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.
the focusing is done by the centre of the tube
Ans:- all the above.

In an internal focusing telescop
the focusing is done by the sliding of a divergent lens.
the focusing divergent lens is situated at about the middle of the tube
the focusing divergent lens is situated at about the middle of the tube
all the above.

Ans:- all the above.

Plotting of inaccessible points on a plane table, is done by
intersection
traversing
none of these.

Ans:- intersection

The longitudinal section of the surface of bubble tube is
circular
elliptic
parabolic
straight

Ans:- circular

Profile levelling is usually done for determini
contours of an area
capacity of a reservoir
elevations along a straight line
boundaries of property
Ans:- elevations along a straight line

On a diagonal scale, it is possible to read up to
two dimensions
one dimension

three dimensions
four dimensions.

Ans:- three dimensions

To orient a plane table at a point with two inaccessible points, the method generally adopted, is
intersection
resection
two point problem.

Ans:- two point problem.

The boundary of water of a still lake, represents
level surface
horizontal surface
contour line
a concave surface.

Ans:- contour line

The area of any irregular figure of the plotted map is measured with
A.
sextant
clinometer
planimeter
optical square

Ans:- optical square