Electrical / Electronics
Resistors in series
Calculates the total resistance of resistors connected in series.
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Resistors in parallel
Calculates the total resistance of resistors connected in parallel.
Resistor voltage divider
Calculates output voltage of an ideal two-resistor divider.
Ohm's law resistance
Calculates resistance from voltage and current in a DC circuit.
Resistor current limit from power
Calculates maximum current from resistor power rating and resistance.
Resistor voltage limit from power
Calculates maximum voltage from resistor power rating and resistance.
Conductivity from resistivity
Calculates electrical conductivity as the reciprocal of resistivity.