Surveying MCQ Questions & Answers

71

Theodolite is an instrument used for

A) tightening the capstan-headed nuts of level tube B) measurement of horizontal angles only C) measurement of vertical angles only D) measurement of both horizontal and vertical angles

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Answer & Solution

Answer: Option D

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72

Systematic errors

A) Always follow some definite mathematical law B) Can be removed by applying corrections to the observed values C) Are also known as cumulative errors D) All the above

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Answer & Solution

Answer: Option D

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73

In a spherical triangle ABC, right angled at C, sin b equals

A) sin a cos A B) cos a sin A C) tan a cot A D) cot A tan a

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Answer & Solution

Answer: Option C

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74

Pick up the correct statement from the following:

A) The plane passing through the perspective centre of a stereo pair and a ground point, is known as basal plane B) Each pair of image points on stereo pair have their own basal plane C) Relative orientation means reconstructing the basal plane D) All the above

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Answer & Solution

Answer: Option D

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75

Pick up the correct statement from the following:

A) The principal point coincides with plumb point on a true vertical photograph B) The top of a hill appears on a truly vertical photograph at greater distance than its bottom from the principal point C) The top of a hill is represented on a vertical photograph at larger scale than the area of a nearby valley D) All the above

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Answer & Solution

Answer: Option D

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76

On vertical photographs, height displacement is

A) Positive for points above datum B) Negative for points below datum C) Zero for points vertically below the air station D) All the above

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Answer & Solution

Answer: Option D

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77

The First Point of Aeries

A) Is the point in the celestial sphere where zero meridian crosses the celestial equator B) Is usually denoted by the Greek letter $$\gamma $$ C) Is located near the very conspicuous rectangle of stars in the constellations of Pegasus and Andromeda D) All the above

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Answer & Solution

Answer: Option D

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78

The process of determining the locations of the instrument station by drawing re sectors from the locations of the known stations is called

A) radiation B) intersection C) resection D) traversing

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Answer & Solution

Answer: Option C

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79

If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated

A) on its outer spindle with a relative motion between the vernier and graduated scale of lower plate B) on its outer spindle without a relative motion between the vernier and gra-duated scale of lower plate C) on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate D) on its inner spindle without a relative motion between the vernier and the graduated scale of lower plate

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Answer & Solution

Answer: Option C

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80

The position of a heavenly body on the celestial sphere can be completely specified by

A) Its altitude and azimuth B) Its declination and hour angle C) Its declination and right ascension D) All the above

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Answer & Solution

Answer: Option D

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Surveying MCQ Questions & Answers | Civil Engineering