Multiple choice

All of the following are units of electrical measurements, except

  1. Angstrom

  2. Coulomb

  3. Ohm

  4. Siemen
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A Correct answer
Explanation

An Angstrom is a unit of length (10^-10 meters), whereas Coulomb, Ohm, and Siemen are units related to electrical measurement (charge, resistance, and conductance respectively).

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