Physics for IGCSE & O level - Electricity (Section 1 - No. 30)
What is the relationship between the current and voltage in a resistor, according to Ohm's law?
They are inversely proportional.
They are directly proportional.
They are unrelated.
They are proportional to the square root.
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Ohm's Law states that voltage and current are directly proportional if the resistance is constant.