The company says its washable mini-bands are “tear-resistant.” The quality of the Black Mountain Products Resistance Band Set was lacking, from its foam-covered handles to its typo-ridden ...

Record voltage, current and diameter of the wire, d (supplied by the manufacture). Calculate resistance and cross section area, A, in mm 2 (A = \(\frac {{\pi }d^2}{4}\)). Plot a graph of ...

We liked [Tom’s] advice from his old instructor: you aren’t really ever measuring a resistance. You are measuring a voltage and a current. With a four-wire measurement, one pair of wires ...