Discussion :: Surveying - Section 2 (Q.No.2)
| Mahendra said: (May 26, 2014) | |
| It is a minor instrument, and also it is working on the principle if similar triangles, by that way from the basis of similar triangles it will enlarge or reduce the maps. | |
| Shubham said: (Jul 19, 2018) | |
| Pantagraph is a minor instrument used for reproducing the map (whether to enlarge or to reduce). It works on the principle of the parallelogram. | |
| Bikash said: (Mar 26, 2020) | |
| Pantagraph and eidograph are used to enlarge/reduce plan and planimeter is used to measure the area. | |
| Arnav Gupta said: (Apr 3, 2020) | |
| Based on the proportional properties of the edges of the similar triangles divided within a four-bar parallelogram linkage is pantagraph. Used to enlarge, reduce and copying drawings. | |
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