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Ohms Law is considered one of the most asked concept.
5 Questions around this concept.
Across a metallic conductor of non-uniform cross section a constant potential difference is applied. The quantity which remains constant along the conductor is:
Ohm’s law
In a conductor, if all external physical conditions like temperature and pressure are kept constant the Current flowing through a conductor is directly proportional to the Potential difference across two ends.
Electric Resistance
The graph between V and I
The slope gives the resistance
The graph between V and I at different temperatures
Here T1>T2. The resistance of a conductor increases with increase in temperature
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