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songoku
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Homework Statement
The resistance of a semiconductor decreases rapidly with increasing temperature. The main factor contributing to this effect is the rapid increase, with increasing temperature, of
a. the speed of the random motion of the free charge carriers
b. the concentration of the free charge carriers
c. the drift velocituy of the free charge carriers
d. the frequency of vibration of the atoms of the semiconductor
e. the amplitude of vibration of the atoms of the semiconductor
Homework Equations
The Attempt at a Solution
I read a little about semiconductor on wiki. I think the answer is (c). Am I right?
Thanks