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The temperature dependence of resistances of {Cu} and undoped
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The temperature dependence of resistances of and undoped in the temperature range , is best described by
(a) linear increase for , linear increase for
(b) linear increase for , exponential increase for
(c) linear increase for , exponential decrease for
(d) linear decrease for , linear decrease for

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Arihant Physics JEE Main Chapterwise Solutions (2019-2002) (Arihant)

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Exam:

JEE Mains 2016

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The temperature dependence of resistances of and undoped in the temperature range , is best described by
(a) linear increase for , linear increase for
(b) linear increase for , exponential increase for
(c) linear increase for , exponential decrease for
(d) linear decrease for , linear decrease for
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Text SolutionText solutionverified iconVerified

Exp. (c)
As, we know Cu is a conductor, so increase in temperature, resistance will increase. Then, Si is semiconductor, so with increase in temperature, resistance will decrease.
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Question Text
The temperature dependence of resistances of and undoped in the temperature range , is best described by
(a) linear increase for , linear increase for
(b) linear increase for , exponential increase for
(c) linear increase for , exponential decrease for
(d) linear decrease for , linear decrease for
TopicCurrent Electricity
SubjectPhysics
ClassClass 12
Answer TypeText solution:1
Upvotes4