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Semiconductor D...

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  • Question 1
    4 / -1

    When N–type of semiconductor is heated

  • Question 2
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    A light emitting diode (LED) has a voltage drop of 2 volt across it and passes a current of 10 mA when it operates with a 6 volt battery through a limiting resistor R. The value of R is

  • Question 3
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    Gas is

  • Question 4
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    If ne and nh are the number of electrons and holes in a semiconductor heavily doped with phosphorus, then

  • Question 5
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    An N–type and P–type silicon can be obtained by dopingpure silicon with

  • Question 6
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    The state of the energy gained by valance electrons when the temperature is raised or when electric field isapplied is called as

  • Question 7
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    A pure semiconductor behaves slightly as a conductorat

  • Question 8
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    The band gap in germanium and silicon in eV respectively is

  • Question 9
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    At room temperature, a P-type semiconductor has

  • Question 10
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    In a semiconductor

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