US$ 35.00
diverting a calibrated portion of bench-supply current around the meter coil so the galvanometer reads heavier loads safely
Six replacement gold leaves cut to fit the standard gold-leaf electroscope
supplied in a protective case so spare leaves stay flat and undamaged until installation
Student pulley demonstration set with a range of pulleys for mechanical-advantage and force-multiplication comparisons
For timing physics
Safety Thistle Funnel with Bend and Safety Bulb, 30cm, Borosilicate Glass Entomology & Zoology_Dissection diverting a calibrated portion ofSafety thistle funnel in borosilicate glass measures 30cm with bend and safety bulb for pressure release during controlled liquid addition.
US$ 35.00
US$ 35.00
US$ 159.00
US$ 10.00
US$ 52.00
US$ 40.00
US$ 125.00