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Civil Engineering - Surveying

Exercise : Surveying - Section 6
46.
Ranging is an operation of
reconnaissance
judging the distance
determination of slope
establishing intermediate points between terminals.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Pick up the correct statement from the following :
mistakes arise from inattention, inexperience or carelessness
systematic errors persist and have regular effects in the survey performances
accidental errors occur inspite of every precaution is taken
all the above.
Answer: Option
Explanation:
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48.
Surveys which are carried out to provide a national grid of control for preparation of accurate maps of large areas, are known
plane surveys
geodetic surveys
geographical surveys
topographical surveys.
Answer: Option
Explanation:
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49.
In a theodolite
the telescope axis is perpendicular to transit axis
the axis of rotation is perpendicular to transit axis
the telescope axis, the transit axis and the rotation axis pass through the centre of theodolite
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
Whole circle bearing of a line is preferred to a quadrantal bearing merely because
bearing is not completely specified by an angle
bearing is completely specified by an angle
Sign of the correction of magnetic declination is different in different quadrants
its trigonometrical values may be extracted from ordinary tables easily.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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