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1 vote	968 views	1 answer	The ratio of the angles subtended at the eye, by the virtual image and the object, is known as telescope's updated 9 years ago by Civil Engineer
1 vote	1155 views	1 answer	The curve composed of two arcs of different radii having their centres on the opposite side of the curve, is known updated 9 years ago by Civil Engineer
0 votes	631 views	0 answers	A dumpy level is set up with its eye-piece vertically over a peg A. The height from the top of peg A to the centre of the eye-piece is 1.540 m and the reading on peg B is 0.705 m. The level is then setup over B. The height of the eye-piece above peg B is 1.490 m and a reading on A is 2.195 m. The difference in level between A and B is updated 9 years ago by Civil Engineer
1 vote	1106 views	1 answer	Plotting of inaccessible points on a plane table, is done by updated 9 years ago by Civil Engineer
0 votes	837 views	1 answer	On a diagonal scale, it is possible to read up to updated 9 years ago by Civil Engineer
1 vote	1045 views	1 answer	Metric chains are generally available in updated 9 years ago by Civil Engineer
1 vote	1371 views	1 answer	Cross hairs in surveying telescopes, are fitted updated 9 years ago by Civil Engineer
1 vote	1141 views	3 answers	A relatively fixed point of known elevation above datum, is called updated 9 years ago by Civil Engineer
1 vote	1191 views	2 answers	The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, is known updated 9 years ago by Civil Engineer
1 vote	1358 views	2 answers	When the bubble of the level tube of a level, remains central updated 9 years ago by Civil Engineer