US$ 19.95
Used to teach how AC/DC ammeters and voltmeters work
Open and closed aluminum loops of identical 1
Mid-length 750mm red insulated lead with crocodile clips at both ends
Zinc-and-carbon electrochemistry demonstration cell with electrolyte
the standard frequency for hearing-test calibration
Right Angled Glass Prism, 2 x 2 x 2.75" Material_Hardwood Used to teach how AC/DCLarger right angle glass prism at 2 by 2 by 2. 75 inches, the bulky triangular geometry handling wider beams for total internal reflection, beam redirection, and image inversion work.
US$ 19.95
US$ 89.00
US$ 27.99
US$ 37.95
US$ 58.99
US$ 34.99