NEET 2020 Model Question Paper 2

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Question : 45 of 180

Marks: +1, -0

Which of the following statement true :-

Doping of pure Ge with a trivalent impurity given n-type semiconductor
Resistivity of pure Ge increases with temperature
Majority carriers in p type semiconductor are holes
Doping of pure Ge with a pentavalent impurity increases its resistivity

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