contour interval, scale of plan & characteristics of ground contour interval, characteristics of ground & scale of plan characteristics of ground, contour interval & scale of plan All of the above
Answer Discuss in Comment
Inter-visibility of points on a contour map cannot be ascertained. Contour interval on any map is kept constant. Direct method of contouring is cheaper than indirect method. Slope of a hill cannot be determined with the help of contours.
depression hillock plain surface none of the above
direct method square method tacheometric method cross-sections method
the instrument is to be shifted frequently fly levelling is being done over long distance many readings are to be taken from a single setting of the instrument all of the above
radiation traversing resection all of the above
equidistant from A and B as far as possible from the line AB closer to the higher station closer to the lower station
radius of level tube length of level tube length of bubble of level tube none of the above
450 mm x 600 mm 600 mm x 750 mm 750 mm x 900 mm 300 mm x 450 mm
hilly areas forests urban areas plains
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