Surveying MCQ Questions & Answers

11

Select the correct statement.

A) A contour is not necessarily a closed curve B) A contour represents a ridge line if the concave side of lower value contour lies towards the higher value contour C) Two contours of different elevations do not cross each other except in case of an overhanging cliff D) All of the above statements are correct

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Answer & Solution

Answer: Option C

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12

Select the correct statement.

A) Contour interval on any map is kept constant. B) Direct method of contouring is cheap¬er than indirect method. C) Inter-visibility of points on a contour map cannot be ascertained. D) Slope of a hill cannot be determined with the help of contours.

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Answer: Option A

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13

Select the incorrect statement.

A) The true meridians at different places are parallel to each other. B) The true meridian at any place is not variable. C) The true meridians converge to a point in northern and southern hemispheres. D) The maps prepared by national survey departments of any country are based on true meridians.

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Answer: Option A

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14

If the R.L. of a B.M. is 100.00 m, the back- sight is 1.215 m and the foresight is 1.870 m, the R.L. of the forward station is

A) 99.345 m B) 100.345 m C) 100.655 m D) 101.870 m

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Answer & Solution

Answer: Option A

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15

Dumpy level is most suitable when

A) the instrument is to be shifted frequently B) fly levelling is being done over long distance C) many readings are to be taken from a single setting of the instrument D) all of the above

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Answer & Solution

Answer: Option C

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16

The angle between the direction of star and the direction of earth's axis of rotation is called

A) Co-declination B) Co-latitude C) Declination D) Latitude

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Answer & Solution

Answer: Option A

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17

For a well-conditioned triangle, no angle should be less than

A) 20° B) 30° C) 45° D) 60°

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Answer & Solution

Answer: Option B

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18

Pick up the correct statement from the following:

A) If the applied tension to the tape is more than the standard, the tension correction is positive B) If the applied tension to the tape is less than the standard, the tension correction is negative C) If the temperature during measurement is greater than the standard temperature, the temperature correction is positive D) All the above

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Answer: Option D

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19

Pick up the incorrect statement from the following:

A) In truly vertical photographs without relief angles are true at the plumb point B) In tilted photographs without relief, angles are true at the iso-centre C) In tilled photographs with relief, angles are true at the principal point D) None of these

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Answer & Solution

Answer: Option C

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20

The point where a vertical line through the optical centre of the camera lens intersects the ground, is known as

A) Ground principal point B) Ground plumb point C) Iso-centre D) Perspective centre

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Answer & Solution

Answer: Option B

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Surveying MCQ Questions & Answers | Civil Engineering