AP EAMCET · PHYSICS · Current Electricity
The quantities that don't change when a resistor connected to a battery is heated due to the current are
- A \(B\) and \(C\)
- B D
- C A
- D A and D
Answer & Solution
Correct Answer
(B) D
Step-by-step Solution
Detailed explanation
Resistance, resistivity and drift velocity varies with relaxation time which is dependent on temperature. Number of free electrons in a conductor remain invariant even if its temperature changes.
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