Electrical actuators, medical ship, Viana do Castelo, Portugal

4 Does the SI unit for the electrical conductance, siemens, has some relation with the Siemens AG© company?

Exercise

In the International System of Units, there is a set of derived units. Amongst them, we can find the one named siemens, which symbol is the capital letter S, corresponding to the property electrical conductance.

Besides, we can find worldwide the name Siemens associated to, for instance, household appliances, electrical motors, trains, or industrial automation systems.

Does the SI unit for the electrical conductance, siemens, has some relation with the Siemens AG© company?


Questions for  open discussion

  • Who was Mr. Siemens?

    Does the Siemens company have something in common with the siemens unit?

    Is there only one engineer Mr. Siemens?

    Did the siemens unit receive another name previously?

    Is the siemens a base or a derived unit in the International System?

    Is the siemens unit linked to the electrical resistance of a conductor?