Electricity · Class 10 · CBSE Science
Which of the following units is equivalent to the SI unit of electrical resistance, the ohm?
Practice question from Electricity (Class 10 · CBSE Science), with the correct answer and a step-by-step solution.
easy · MCQ · Q-76F59F
Which of the following units is equivalent to the SI unit of electrical resistance, the ohm?
- A.Volt \times \text{ampere}
- B.Volt / \text{ampere}Correct answer
- C.Ampere / \text{volt}
- D.Joule \times \text{coulomb}
Solution
According to Ohm's law, , which can be rearranged as . The SI unit of potential difference () is the volt, and current () is the ampere. Therefore, .
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