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Q1. | During chaining along a straight line, the . leader of the party has 4 arrows in his hand while the follower has 6. Distance of the follower from the starting point is |

A. | 4 chains [Wrong Answer] |

B. | 6 chains [Correct Answer] |

C. | 120 m [Wrong Answer] |

D. | 180m [Wrong Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ The operation of making the algebraic sum of latitudes and departures of a closed traverse, each equal to zero, is known.

balancing the sights

balancing the departures

balancing the latitudes

balancing the traverse.

⇒ The direction of a line relative to a given median is called

Angular direction

Bearing

Deviation

Inclination

⇒ An offset rod is provided at its top with

Hook

Flag

Distance measuring arrangement

None of these

⇒ Metric chains are generally available in.

10 m and 20 m length

15 m and 20 m length

20 m and 30 m length

25 m and 100 m length

⇒ Select the correct statement.

Contour interval on any map is kept constant.

Direct method of contouring is cheap¬er than indirect method.

Inter-visibility of points on a contour map cannot be ascertained.

Slope of a hill cannot be determined with the help of contours.

⇒ In horizontal angles, the error due to imperfect levelling of the plate bubble is.

large when sights are nearly level

large for long sights

less for steeply inclined sights

large for steeply inclined sights.

⇒ The R.L, of the point A which is on the floor is 100 m and back sight reading on A is 2.455 m. If the foresight reading on the point B which is on the ceiling is 2.745 m, the R.L. of point B will be

94.80 m

99.71 m

100.29 m

105.20 m

⇒ The error due to eccentricity of inner and outer axes can be eliminated by

reading both verniers and taking the mean of the two

taking both face observations and taking the mean of the two

double sighting

taking mean of several readings distributed over different portions of the graduated circle

⇒ If the focal length of the object glass is 25 cm and the distance from object glass to the trunnion axis is 15 cm, the additive constant is

0.1

0.4

0.6

1.33

⇒ In an adjusted level, when the bubble is central, the axis of the bubble tube becomes parallel to.

line of sight

line of collimation

axis of the telescope

None of these.

⇒ Contours of different elevations may cross each other only in the case of.

an over hanging cliff

a vertical cliff

a saddle

an inclined plane.

⇒ Select the incorrect statement.

The true meridians at different places are parallel to each other.

The true meridian at any place is not variable.

The true meridians converge to a point in northern and southern hemispheres.

The maps prepared by national survey departments of any country are based on true meridians.

⇒ Pantagraph is used for.

measuring distances

measuring areas

enlarging or reducing plans

setting out right angles

⇒ The combined effect of curvature and refraction over a distance

*L*kilometres is.

67.2 L2 mm

76.3 L2 mm

64.5 L2 mm

none of these.

⇒ Method used for chaining on sloping ground is

By stepping method

By hypotenusal allowance method

By clinometer method

Both (A) and (B) above

⇒ If

*D*is the degree of the curve of radius

*R*, the exact length of its specified chord, is.

radius of the curve x sine of half the degree

diameter of the curve x sine of half the degree

diameter of the curve x cosine of half the degree

diameter of the curve x tangent of half the degree.

⇒ Total latitude of a point is positive if it lies.

north of the reference parallel

south of the reference parallel

east of the reference parallel

west of the reference parallel.

⇒ The prismatic compass and surveyor's compass

give whole circle bearing (WCB) of a line and quadrantal bearing (QB) of a line respectively

both give QB of a line and WCB of a line

both give QB of a line

both give WCB of a line

⇒ Pick up the correct statement from the following :

The horizontal angle between magnetic meridian and true meridian at a place is called magnetic declination or variance of the compass

the imaginary lines which pass through points at which the magnetic declinations are equal at a given time are called isogonic lines

the isogonic lines through places at which the declination is zero are termed agonic lines

all the above.

⇒ The scale on which three dimensions can be measured is known as

Plain scale

Diagonal scale

Chord scale

Vernier scale

⇒ The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as.

line of sight

line of collimation

axis of the telescope

none of these.

⇒ The line of collimation method of reduction of levels, does not provide a check on.

intermediate sights

fore sights

back sights

reduced levels.

⇒ The line of sight is kept as high above ground surface as possible to minimise the error in the observed angles due to.

shimmering

horizontal refraction

vertical refraction

both shimmering and horizontal refraction.

⇒ For a curve of radius 100 m and normal chord 10 m, the Rankine's deflection angle, is.

0Â°25'.95

0Â°35'.95

1Â°35'.95

2Â°51'.53.

⇒ The adjustment of horizontal cross hair is required particularly when the instrument is used for

leveling

prolonging a straight line

measurement of horizontal angles

all of the above

⇒ Pick up the correct statement from the following :

Box sextant is used for the measurement of horizontal angles

Cross staff is used for setting out right angles

Gradiometer is used for setting out any required gradient

All the above.

⇒ The first temporary adjustment to be done after setting up the plane table at any station will be

Orientation

Centring and levelling

Levelling

Sighting

⇒ Metallic tapes are made of

Steel

Invar

Cloth and Nvires

Nickel

⇒ Normal tension is that pull which

is used at the time of standardising the tape

neutralizes the effect due to pull and sag

makes the correction due to sag equal to zero

makes the correction due to pull equal to zero

⇒ Pick up the correct statement from the following :

if the image of the object does not fall on the plane of the cross-lines, parallax exists

parallax has nothing to do with the eyepiece

the eyepiece is adjusted for clear vision of the cross hairs

all the above.