State Ohm's law and mention its limitations.
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ohm's law states that
"the potential between the ends of a conductor is directly proportional to the current passing through it".
v is proportional to i
"the potential between the ends of a conductor is directly proportional to the current passing through it".
v is proportional to i
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0
Answer:
limitations of ohms law: it is valid for metal conductors provided temperature and other physical conditions remain constant. the resistance of the material changes with temperature. it is not applicable for a gaseous conductor.
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