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Thermistor is a semiconductor device whose temperature coefficient of resistance is
(a)large and negative
(b)small and negative
(c)large and positive
(d)small and positive

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Important Questions on Semiconductors

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Represent the union of two sets by Venn diagram for each of the following.
is a prime number between and
is an odd number between and


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The final value of , if in the given circuit :
In given circuit if , then the value of will be

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Which of the following is used for the formation of thermistor.

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A transistor connected in a common emitter configuration is shown below. If , , , , then calculate :





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