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The images show the principles of a linear and a polar planimeter. The pointer M at one end of the planimeter follows the contour C of the surface S to be measured. For the linear planimeter the movement of the "elbow" E is restricted to the y-axis. For the polar planimeter the "elbow" is connected to an arm with its other endpoint O at a fixed ...
In forestry, cartography, and geography, the dot planimeter has been applied to maps to estimate the area of parcels of land. [1] [4] [5] [6] In botany and horticulture, it has been applied directly to sampled leaves to estimate the average leaf area. [7] [8] [9] In medicine, it has been applied to Lashley diagrams as an estimate of the size of ...
To measure planimetrics a planimeter or dot planimeter is used. This rather advanced analog technology is being taken over by simple image measurement software tools like, ImageJ, Adobe Acrobat, Google Earth Pro, Gimp, Photoshop and KLONK Image Measurement which can help do this kind of work from digitalized images.
The continuity equation states that the flow in one area must equal the flow in a second area if there are no shunts between the two areas. In practical terms, the flow from the left ventricular outflow tract (LVOT) is compared to the flow at the level of the aortic valve.
This is a list of units of measurement based on human body parts or the attributes and abilities of humans (anthropometric units). It does not include derived units further unless they are also themselves human-based. These units are thus considered to be human scale and anthropocentric.
Emma Hayes has had enough of crash-test dummies. See, researchers have found the dummies used in safety tests are at least partly to blame for women being more likely to die or be injured in car ...
Two male Hybrid III crash test dummies inside a Subaru Outback.. A crash test dummy, or simply dummy, is a full-scale anthropomorphic test device (ATD) that simulates the dimensions, weight proportions and articulation of the human body during a traffic collision.
A plane table (plain table prior to 1830) [1] is a device used in surveying, site mapping, exploration mapping, coastal navigation mapping, and related disciplines to provide a solid and level surface on which to make field drawings, charts and maps.