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Q1. | the difference between the included angle and 180°. |

A. | vision gets obstructed [Correct Answer] |

B. | chaining gets obstructed [Wrong Answer] |

C. | both vision and chaining get obstructed [Wrong Answer] |

D. | all the above. [Wrong Answer] |

View Answer
Explanation:-
Answer : ADiscuss it below :ANMOL RAJ 15BCL0237 Said on 2020-05-18 00:15:29It is traverse deflection angle Amjad Ali Said on 2020-02-15 14:48:22What the nonsense is this Himanshu Gupta Said on 2019-06-24 08:11:35the difference between the included angle and 180° : given options are irrelevant. !! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ Pick up the method of surveying in which field observations and plotting proceed simultaneously from the following.

chain surveying

compass surveying

plan table surveying

tacheometric surveying.

⇒ Volume of the earth work may be calculated by.

mean areas

end areas

Prismoidal formula

all the above.

⇒ Pick up the correct statement from the following :

an observation or the resulting reading with the level on a levelling staff is called sight

a back sight is the first sight taken after setting up the instrument in any position

the first sight on each change point is a fore sight

all the above.

⇒ 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 horizontal angle between the true meridian and magnetic meridian at a place is called

azimuth

declination

local attraction

magnetic bearing

⇒ If deflection angles are measured in a closed traverse, the difference between the sum of the right-hand and that of the left hand angles should be equal to.

0Â°

90Â°

180Â°

360Â°

⇒ Negative errors are caused in chain, when its length is

More than the standard length

Iess than the standard length

Equal to the standard length

Any of the above

⇒ A telescope is said to be inverted if its

vertical circle is to its right and the bubble of the telescope is down

vertical circle is to its right and the bubble of the telescope is up

vertical circle is to its left and the bubble of the telescope is down

vertical circle is to its left and the bubble of the telescope is up

⇒ The properties of autogenous curve for automobiles are given by.

true spiral

cubic parabola

Bernoulli's Lemniscate

clothoid spiral.

⇒ While surveying a plot of land by plane tabling, the field observations.

and plotting proceed simultaneously

and plotting do not proceed simultaneously

and recorded in field books to be plotted later

all the above.

⇒ Horizontal distances obtained by thermometric observations

require slope correction

require tension correction

require slope and tension corrections

do not require slope and tension corrections

⇒ The 'fix' of a plane table from three known points, is good, if.

middle station is nearest

middle station is farthest

either the right or left station is nearest

none of these.

⇒ 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

none of these.

⇒ The conventional sign shown in below figure represents a

road bridge

railway bridge

canal bridge

aquaduct.

⇒ 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

⇒ 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.

⇒ One of the tacheometric constants is additive, the other constant, is.

subtractive constant

multiplying constant

dividing constant

indicative constant.

⇒ The included angles of a theodolite traverse, are generally measured.

clockwise from the forward station

anti-clockwise from the back station

anti-clockwise from the forward station

clockwise from the back station.

⇒ The staff intercept will be.

greater farther off the staff is held

smaller, farther off the staff is held

smaller, nearer the staff is held

same, wherever the staff is held.

⇒ 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.

⇒ The desired sensitivity of a bubble tube with 2 mm divisions is 30". The radius of the bubble tube should be.

13.75 m

3.44 m

1375 m

none of these.

⇒ For a line AB

the forebearing of AB and back bearing of AB differ by 180°

the forebearing of AB and back bearing of BA differ by 180°

both (a) and (b) are correct.

none is correct

⇒ The correction for sag is

always additive

always subtractive

always zero

sometimes additive and sometimes subtractive

⇒ The rise and fall method of levelling provides a complete check on

backsight

intermediate sight

foresight

all of the above

⇒ If whole circle bearing of a line is 120°, its reduced bearing is.

S 20Â° E

S 60Â° E

N 120Â° E

N 60Â° E.

⇒ The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be

equidistant from A and B

closer to the higher station

closer to the lower station

as far as possible from the line AB

⇒ If the length of a chain is found to be short on testing, it can be adjusted by

straightening the links

removing one or more small circular rings

closing the joints of the rings if opened out

all of the above

⇒ The slope correction for a 3° slope for a length of 100 m, is.

-0.11 m

-0.11 m

-1.87 m

-0.137 m

⇒ Intersection method of detailed plotting is most suitable for

forests

urban areas

hilly areas

plains

⇒ Overturning of vehicles on a curve can be avoided by using

compound curve

vertical curve

reverse curve

transition curve