Question
Consider a copper cylinder at room temperature. What happens to the resistivity of a copper cylinder as its temperature increases?
The correct answer is
Increases
The resistivity of a copper cylinder increases as its temperature increases.
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Important Questions from Current, Resistance and Electricity
What is the relation between Volt(V) and Joule (J)?
Potential Difference is
The alternating current cannot be used for
If a current of 18.2 Ampere per second flows through a copper conductor and the average collision time of electrons is 0.25 μs, then the value of conductivity of the copper conductor is ______.
- When an ideal electrical switch is in the closed position, its electrical resistance is theoretically considered to be:
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