Surveying 11
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1) Question.
If the staff is not held vertical at a levelling station, the reduced level calculated from the observation would be
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2) Question.
The rise and fall method
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3) Question.
Height of instrument method of levelling is
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4) Question.
Which of the following errors can be neutralised by setting the level midway between the two stations?
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5) Question.
In an internal focussing type of telescope, the lens provided is
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6) Question.
If the R.L of a B.M is 100.00m, the backsight is 1.215m and the foresight is 1.870m, the R.L of the forward station is
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7) Question.
The rise and fall method of levelling provides a complete check on
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8) Question.
The following sights are taken on a "turning point"
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9) Question.
A 'level line' is a
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10) Question.
If aptitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference to
(i) altitude bubble on index frame
(ii) altitude bubble on index frame if it is to be used as a level
(iii) altitude bubble on telescope
(iv) altitude bubble on telescope if it is to be used as a level
The correct answer is
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