'प्रतिरोध' का SI मात्रक क्या है?

उत्तर: (C) ओम / Ohm — Ohm (Ω) is the SI unit of electrical resistance. R = V/I (Ohm's Law). 1 Ohm = resistance when 1 Volt potential difference causes 1 Ampere current to flow. Named after Georg Simon Ohm.