100mA Shunt for Galvanometer Subject_Botany this ray box gives students

this ray box gives students a controllable light source for reflection

equipping a class for compound-pulley and multi-rope mechanical-advantage experiments

and 2 quadruple pulleys on a heavy composite base with capstan

this aluminum cone on an insulating rod holds induced charge for surface-charge mapping with a proof plane

Greatly magnified HIV virion model separates into two parts exposing the outer envelope and interior capsid with RNA

100mA Shunt for Galvanometer Subject_Botany this ray box gives studentsUsed to convert a galvanometer into a 100mA ammeter, this shunt diverts a calibrated fraction of the circuit current around the meter coil to extend the instrument's effective range.