Package org.djunits.quantity

Class ElectricalResistance

java.lang.Object
java.lang.Number
org.djunits.quantity.def.Quantity<ElectricalResistance,ElectricalResistance.Unit>
org.djunits.quantity.ElectricalResistance
All Implemented Interfaces:
Serializable, Comparable<ElectricalResistance>, Additive<ElectricalResistance>, Scalable<ElectricalResistance>, Value<ElectricalResistance.Unit,ElectricalResistance>
public class ElectricalResistance extends Quantity<ElectricalResistance,ElectricalResistance.Unit>
Electrical resistence measures the opposition to the flow of an electric current, and is expressed in ohm. Its reciprocal quantity is electrical conductance (expressed in siemens).

Copyright (c) 2025-2026 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights reserved. See for project information https://djunits.org. The DJUNITS project is distributed under a three-clause BSD-style license.

Author:
Alexander Verbraeck
See Also:

  • Field Details

  • Constructor Details

    • ElectricalResistance

      public ElectricalResistance(double value, ElectricalResistance.Unit unit)
      Instantiate a ElectricalResistance quantity with a unit.
      Parameters:
      value - the value, expressed in the unit
      unit - the unit in which the value is expressed

    • ElectricalResistance

      public ElectricalResistance(double value, String abbreviation)
      Instantiate a ElectricalResistance quantity with a unit, expressed as a String.
      Parameters:
      value - the value, expressed in the unit
      abbreviation - the String abbreviation of the unit in which the value is expressed

    • ElectricalResistance

      public ElectricalResistance(ElectricalResistance value)
      Construct ElectricalResistance quantity.
      Parameters:
      value - Scalar from which to construct this instance

  • Method Details

    • ofSi

      public static ElectricalResistance ofSi(double si)
      Return a ElectricalResistance instance based on an SI value.
      Parameters:
      si - the si value
      Returns:
      the ElectricalResistance instance based on an SI value

    • instantiate

      public ElectricalResistance instantiate(double si)
      Description copied from class: Quantity
      Instantiate a quantity with an SI or base value.
      Specified by:
      instantiate in class Quantity<ElectricalResistance,ElectricalResistance.Unit>
      Parameters:
      si - the value expressed in the base (SI) unit
      Returns:
      a quantity with the given SI-value and base (SI) unit

    • siUnit

      public SIUnit siUnit()
      Description copied from class: Quantity
      Return the SI unit of this quantity.
      Overrides:
      siUnit in class Quantity<ElectricalResistance,ElectricalResistance.Unit>
      Returns:
      the SI unit of this quantity

    • valueOf

      public static ElectricalResistance valueOf(String text)
      Returns a ElectricalResistance representation of a textual representation of a value with a unit. The String representation that can be parsed is the double value in the unit, followed by a localized or English abbreviation of the unit. Spaces are allowed, but not required, between the value and the unit.
      Parameters:
      text - the textual representation to parse into a ElectricalResistance
      Returns:
      the Scalar representation of the value in its unit
      Throws:
      IllegalArgumentException - when the text cannot be parsed
      NullPointerException - when the text argument is null

    • of

      public static ElectricalResistance of(double value, String unitString)
      Returns a ElectricalResistance based on a value and the textual representation of the unit, which can be localized.
      Parameters:
      value - the value to use
      unitString - the textual representation of the unit
      Returns:
      the Scalar representation of the value in its unit
      Throws:
      IllegalArgumentException - when the unit cannot be parsed or is incorrect
      NullPointerException - when the unitString argument is null

    • divide

      public final Dimensionless divide(ElectricalResistance v)
      Calculate the division of ElectricalResistance and ElectricalResistance, which results in a Dimensionless quantity.
      Parameters:
      v - quantity
      Returns:
      quantity as a division of ElectricalResistance and ElectricalResistance

    • multiply

      public final Dimensionless multiply(ElectricalConductance v)
      Calculate the multiplication of ElectricalResistance and ElectricalConductance, which results in a Dimensionless scalar.
      Parameters:
      v - scalar
      Returns:
      scalar as a multiplication of ElectricalResistance and ElectricalConductance

    • multiply

      public final ElectricPotential multiply(ElectricCurrent v)
      Calculate the multiplication of ElectricalResistance and ElectricCurrent, which results in a ElectricPotential scalar.
      Parameters:
      v - scalar
      Returns:
      scalar as a multiplication of ElectricalResistance and ElectricCurrent

    • multiply

      public final ElectricalInductance multiply(Duration v)
      Calculate the multiplication of ElectricalResistance and Duration, which results in a ElectricalInductance scalar.
      Parameters:
      v - scalar
      Returns:
      scalar as a multiplication of ElectricalResistance and Duration

    • reciprocal

      public ElectricalConductance reciprocal()
      Description copied from class: Quantity
      Return the reciprocal of this quantity (1/q).
      Overrides:
      reciprocal in class Quantity<ElectricalResistance,ElectricalResistance.Unit>
      Returns:
      the reciprocal of this quantity, with the correct SI units