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Q1. | When the plane table is not correctly oriented, the resectors will |

A. | Meet at a point [Wrong Answer] |

B. | Form a triangle [Correct Answer] |

C. | Either of the above [Wrong Answer] |

D. | None of the above [Wrong Answer] |

View Answer
Explanation:-
Answer : BDiscuss it below :Amjad Ali Said on 2020-02-15 16:15:40Will form triangle triangle triangle... !! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ The Huygen's telescope eye piece.

is aplanatic

achromatic

both (a) and (b)

neither (a) nor (b).

⇒ Number of subdivisions per metre length of a levelling staff is.

100

200

500

1000

⇒ Plotting of inaccessible points on a plane table, is done by.

intersection

traversing

radiation

none of these.

⇒ Hydrographic survey deal with the mapping of

Large water bodies

Rainfall data

Wave movement

None of the above

⇒ Ramsden eye-piece consists of.

two convex lenses short distance apart

two concave lenses short distance apart

one convex lens and one concave lens short distance apart

two plano-convex lenses short distance apart, with the convex surfaces facing each other.

⇒ Diopter is the power of a lens having a focal length of.

25 cm

50 cm

75 cm

125 cm

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

bad

good

not reliable

unique.

⇒ 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.

⇒ Reduced bearing of a line is an angle between.

north line and given line measured clockwise

north line and given line measured anticlockwise

east or west and the given line

given line and the part of the meridian whether N end or S end, lying adjacent to it

⇒ Mistakes which may produce a very serious effect upon the final results arise due to.

in attention

in experience

carelessness

all of these.

⇒ The angle of intersection of the two plane mirrors of an optical square is

30°

45°

60°

90°

⇒ Ranging is an operation of.

reconnaissance

judging the distance

determination of slope

establishing intermediate points between terminals.

⇒ The reduced bearing of a line is N 87° W. Its whole circle bearing is.

87Â°

273Â°

93Â°

3Â°

⇒ Which of the following errors cannot be eliminated by taking both face observations ?

error due to horizontal axis not being perpendicular to the vertical axis

index error i.e. error due to imperfect adjustment of the vertical circle vernier

error due to non-parallelism of the axis of telescope level and line of collimation

none of the above

⇒ Pick up the correct statement from the following :

the power of a lens is the reciprocal of its focal length

the power of a lens is the reciprocal of its focal length

the power of two or more thin lenses in contact is the power of the combination of the lenses

all the above.

⇒ The sum of the interior angles of a geometrical figure laid on the surface of the earth differs from that of the corresponding plane figure only to the extent of one second for every.

100 sq. km of area

150 sq. km of area

200 sq. km of area

none of these.

⇒ To avoid large centering error with very short legs, observations are generally made.

to chain pins

by using optical system for centering the theodolite

to a target fixed on theodolite tripod on which theodolite may be fitted easily

all the above.

⇒ The needle of magnetic compass is generally supported on a

Ball bearing

Bush bearing

Needle bearing

Jewel bearing

⇒ As per Indian standard, the length of one link in 30 metre chain should be

30 cm

20 cm

40 cm

10 cm

⇒ In quadrantal bearing system, back bearing of a line may be obtained from its forward bearing, by.

adding 180Â°, if the given bearing is less than 180Â°

subtracting 180Â°, if the given bearing, is more than 180Â°

changing the cardinal points, i.e. substituting N for S and E for W and vice-versa

none of these.

⇒ 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.

⇒ You have to observe an included angle with better accuracy than what is achievable by a vernier, you will prefer the method of.

repetition

reiteration

double observations

exactness.

⇒ The error due to bad ranging is

Compensation

Cumulative positive

Cumulative negative

Both (B) and (C) above

⇒ 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

⇒ The linen tape reinforced with brass or copper wires to prevent streching or twisting of fibres is called

Limen tape

Metallic tape

Invar tape

Cloth tape

⇒ A discrepancy is the difference between

True value and error

Measured value and actual value

Two measured values of the same quantity

None of the above

⇒ 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.

⇒ While measuring the distance between two points along upgrade with the help of a 20 m chain, the forward end of the chain is shifted forward through a distance.

20 (sin Î¸ - 1)

20 (cos Î¸ - 1)

20 (sec Î¸ - 1)

20 (cosec Î¸ - 1).

⇒ Measuring with a 30 m chain, 0.01 m too short, introduces.

positive compensating error

negative compensating error

positive cumulative error

negative cumulative error.

⇒ 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.