Metal Resistance Board Electricity & Magnetism_Electricity & Circuits Fifteen-times enlarged molar shows progressive

Fifteen-times enlarged molar shows progressive caries decay through enamel and dentin into the pulp chamber

4 inches with thread-fitted adjustment

this low-resistance shunt diverts a precise fraction of circuit current around the meter so small signals stay within full-scale

Borosilicate beaker shot glasses hold 1

Seven hand-painted removable parts expose atria

Metal Resistance Board Electricity & Magnetism_Electricity & Circuits Fifteen-times enlarged molar shows progressiveUsed to verify R = rho*L A by isolating wire material, length, and cross section, this metal base board tensions six 1 meter wires side by side with 4mm socket terminals at each end.