JIPMER 2018 Evening Paper

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Question : 42 of 98

Marks: +1, -0

Which of the following is incorrect

n-p-n trasistor works as a diode
The resistance of semiconductors decrease with ↑ increase in temperature.
A p-type semiconductor is formed by dopping with trivalent impurities.
major charge carriers in a n-type semiconductor are holes

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