Siemens | domainSubclass | SystemeInternationalUnit | SI ElectricConductanceMeasure. Symbol: S. In the case of direct current, the conductance in Siemens is the reciprocal of the resistance in Ohms; in the case of alternating current, it is the reciprocal of the impedance in ohms. siemens = A/V = m^(-2)*kg(-1)*s^(3)*A^2 | Physical | rangeSubclass | MeasureFn | ConstantQuantity, FunctionQuantity | (=> (and (instance ?REL RelationExtendedToQuantities) (instance ?REL BinaryRelation) (instance ?NUMBER1 RealNumber) (instance ?NUMBER2 RealNumber) (holds ?REL ?NUMBER1 ?NUMBER2)) (forall (?UNIT) (=> (instance ?UNIT UnitOfMeasure) (holds ?REL (MeasureFn ?NUMBER1 ?UNIT) (MeasureFn ?NUMBER2 ?UNIT)))))
|