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How many methods of plane table surveying are there?
OpenVideRime asked 5 years ago • 
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________________instrument is used to sight to an object.
OpenVideRime asked 5 years ago • 
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Which of the following instruments can be used for the direct measurement of directions?
OpenVideRime asked 5 years ago • 
792 views0 answers-1 votes
The plan of a survey plotted to a scale of 10m to 1cm is reduced in such a way that a line originally 10cm long now measures 9cm. The area of the reduced plan is measured as 81 cm^2. The actual area (m^2) of the survey is
OpenVideRime asked 5 years ago • 
682 views0 answers0 votes
What is the angle between two plane mirrors of an optical square?
OpenVideRime asked 5 years ago • 
458 views0 answers0 votes
The whole circle bearings of lines OP and OQ are 18°15′ and 335°45′ respectively. What is the value of the included angle QOP?
OpenVideRime asked 5 years ago • 
989 views0 answers3 votes
__________is a term used that prevents the needle from pointing to the magnetic North in a given locality.
OpenVideRime asked 5 years ago • 
569 views0 answers0 votes
Which of the below is not a temporary adjustment of the prismatic compass?
OpenVideRime asked 5 years ago • 
901 views0 answers1 votes
How many types of variations in declination are there?
OpenVideRime asked 5 years ago • 
915 views0 answers-1 votes
______________line is the line drawn through points of the same declination.
OpenVideRime asked 5 years ago • 
1242 views0 answers1 votes
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