Semiconductor Electronics

Bihar Board Class 12 · Physics · 39 past questions

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1. Q1 2026 Set A2019

   Write truth table and Boolean expression of OR and AND get.

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2. Q2 2026 Set A

   In a transistor

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3. Q3 2026 Set A

   In a half-wave rectifier, if the input frequency is 50 Hz, then output frequency will be

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4. Q4 2026 Set A

   Which device is used as a voltage regulator ?

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5. Q5 2026 Set A

   Semiconductor is damaged by the strong current due to

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6. Q6 2026 Set A

   The valency of impurity element to convert a germanium crystal into a $p$-type semiconductor is

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