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Q1. | The bearings of two traverse legs AB and BC are N52° 45' E and N34° 30' E respectively. The deflection angle is. |

A. | 18Â° 15' E [Wrong Answer] |

B. | 18Â° 15' N [Wrong Answer] |

C. | 18Â° 15' W [Wrong Answer] |

D. | 18Â° 15' L [Correct Answer] |

View Answer
Explanation:-
Answer : DDiscuss it below :ANMOL RAJ 15BCL0237 Said on 2020-05-07 21:19:29The Thus it is 18deg 15sec L or 161deg 45sec R, same thing Rabindra Sijapati Said on 2019-08-01 23:45:40Please solve this question clearly. Khinwal Study adda Said on 2019-07-30 21:32:58Someday explain it seriously Shriram Bairwa Said on 2018-11-02 19:25:43Correct A !! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ At the equator, the amount of dip is

0°

45°

60°

90°

⇒ If 'n' is the number of sides, then the total sum of interior angles of a closed traverse should be

n + 2

2n - 4

2n + 4

4n - 2

⇒ In levelling operation,

The first sight on any change point is a back sight

The second sight on any change point is a fore sight

The line commences with a fore sight and closes with a back sight

The line commences with a back sight and closes with a foresight.

⇒ In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to.

ease of reduction of observations

facility of holding

minimum effect of careless holding on the result

none of these.

⇒ 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

⇒ Accuracy of 'fix' by two point problem, is.

bad

good

not reliable

unique.

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

Plain scale

Diagonal scale

Chord scale

Vernier scale

⇒ The ratio of the linear displacement at the end of a line, subtended by an arc of one second to the length of the line, is.

1:206 300

1:3440

1:57

1:100.

⇒ Which of the following statements is in-correct ?

Error due to refraction may not be completely eliminated by reciprocal levelling.

Tilting levels are commonly used for precision work.

The last reading of levelling is always a foresight.

All of the above statements are incorrect.

⇒ Prismatic compass is considered more accurate than a surveyor's compass, because.

it is provided with a better magnetic needle

it is provided with a sliding glass in the object vane

its graduations are in whole circle bearings

it is provided with a prism to facilitate reading of its graduated circle

⇒ 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

⇒ 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

⇒ If in a closed traverse, the sum of the north latitudes is more than the sum of the south latitudes and also the sum of west departures is more than the sum of the east departures, the bearing of the closing line is in the

NE quadrant

SE quadrant

NW quadrant

SW quadrant

⇒ The two point or three point problems are methods of

Orientation

Resection

Traversing

(A) and (B) above

⇒ 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.

⇒ Magnetic bearing of a survey line at any place.

remains constant

changes systematically

varies differently in different months of the year

is always greater than true bearing.

⇒ Intersection method of detailed plotting is most suitable for

forests

urban areas

hilly areas

plains

⇒ 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.

⇒ In a plane table survey the plotting of inaccessible points can be conveniently done by

Method of interpolation

Method of radiation

Method of traversing.

Method of intersection

⇒ Two hill tops

*A*and

*B*20 km apart are intervened by a third top

*C*. If the top most contour of the three hill tops are of the same value, state whether the line of sight

*AB.*

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passes below the hill top C

grazes the hill top C

none of these.

⇒ The diaphragm of a stadia theodolite is fitted with two additional.

horizontal hairs

vertical hairs

horizontal and two vertical hairs

none of these.

⇒ Removal of parallax, may be achieved by focussing.

the objective

the eye-piece

the objective and the eye-piece

none of these.

⇒ If the rate of gain of radial acceleration is 0.3 m per sec

^{3}and full centrifugal ratio is developed. On the curve the ratio of the length of the transition curve of same radius on road and railway, is.

2.828

3.828

1.828

0.828.

⇒ If the length of a chain line along a slope of θ° is

*l*, the required slope correction is.

2l cos2 Î¸/2

2l sin2 Î¸/2

l tan2 Î¸/2

l cos2 Î¸/2.

⇒ Hydrographic surveys deal with the mapping of.

large water bodies

heavenly bodies

mountaineous region

canal system

⇒ Generally while chaining the arrow which accompany with one chain must be

2 Nos

5 Nos

10 Nos

12 Nos

⇒ In a closed traverse, sum of south latitudes exceeds the sum of north latitudes and the sum of east departures exceeds the sum of west departures, then, the closing line will lie in.

north-west quadrant

north east quadrant

south-east quadrant

south-west quadrant.

⇒ In reciprocal levelling, the error which is not completely eliminated, is due to.

earth's curvature

non-adjustment of line of collimation

refraction

non-adjustment of the bubble tube.

⇒ Closed contours, with higher value inwards, represent a

depression

hillock

plain surface

none of the above

⇒ Sensitiveness of a level tube is designated by

radius of level tube

length of level tube

length of bubble of level tube

none of the above