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BITSAT 2018 Slot 2 Solved Paper

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Question : 17

Total: 150

At a certain temperature, the number density of charge carriers in a semiconductor is n. When an electric field is applied to it, the charge carriers drift with an average speed v . If the temperature of the semiconductor is raised.

n will increase butv will decrease
n will decrease butv will increase
Both n andv will increase
Both n andv will decrease

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