Hopbucan 0 99999.9 Ohm Simple Resistance Box Variable Decade Resistor Teaching Instrument

Used as an additional resistor to expand the range of volts. Can be part of the circuit Ohm's law. Used as electromotive force and internal resistance for measuring power supply. Used to measure unknown resistance. Used as a known resistor in the circuit to regulate the required current. Used for physical electricity experiment teaching., Weight: 0.93035074564 pounds, Manufacturer: Hopbucan