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PHYSICS

JAMB 2013 - Question 39

Physics 2013 JAMB Past Questions - Question 39: Which of the following obeys ohms laws ?

Choose the correct answers from the options given.

Which of the following obeys ohms laws ?

A: electrolytes

B: metals

C: diode

D: glass

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Correct Answer

Explanation

Ohm's law states that the current passing through a metallic conductor at constant temperature is directly proportional to the potential difference between its ends.
Ohm's Law states that the current flowing through a conductor is directly proportional to the voltage applied across it, given that the temperature and other physical conditions remain constant. Therefore, any conductor that follows this relationship can be said to obey Ohm's Law.