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The physicist who first showed experimentally that current is proportional to voltage was:
AOne
BOrb
COhm
DOtt
Answer & Solution
Correct answer: C. Ohm
1. He was a German physicist working in the early 1800s.
2. The relationship now carries his name.
3. That physicist was Georg Simon Ohm.
_Source: OpenStax College Physics 2e, Chapter 20, Electric Current, Resistance, and Ohm's Law._
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