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Electrical Engineering MCQ's

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A semiconductor is formed by ________ bonds.
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The most commonly used semiconductor is _______.
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When a pure semiconductor is heated, its resistance______.
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When a pentavalent impurity is added to a pure semiconductor, it becomes ______.
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A semiconductor has ________ temperature coefficient of resistance.
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The strength of a semiconductor crystal comes from _______.
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Addition of pentavalent impurity to a semiconductor creates many ________.
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