Description
creating open or closed water-head systems for potential-to-kinetic energy studies
this Wimshurst generator builds a visible high-voltage spark
and wood bobs on separate strings to a 42
Extended-range rheostat at 12 ohms and 4A on a 200x44mm tube with constantan winding
chloroplast
Reading Magnifier, 60mm, 20cm Focal Length Material_Acrylic creating open or closed water-headChrome plated 60mm reading magnifier extending to a 20cm focal length, the longer focal distance lowering magnification but broadening the visible area on a single page.
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