Questions
A strip of copper and another of germanium are cooled from room temperature to 80 K. The resistance of
a
each of these increases
b
each of these decreases
c
copper strip increases and that of germanium decreases
d
copper strip decreases and that of germanium increases
detailed solution
Correct option is D
For conductors, Resistance ∝ Temperature and for semiconductors, Resistance ∝ 1TemperatureTalk to our academic expert!
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