Semiconductor Electronics

CBSE Class 12 · Physics · 24 past questions

8 of 24 · show all

1. Q1 2026

   When the forward bias voltage in a semiconductor diode is changed from 0·8 V to 1·0 V, the forward current…

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2. Q2 2026

   The process named ‘minority carrier injection’ in a p-n junction diode occurs during…

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3. Q4 2026

   Assertion (A) : On forward biasing a p-n junction diode, the height of the barrier potential increases.…

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4. Q6 2025

   When the resistance measured between p and n ends of a p-n junction diode is high, it can act as a/an –

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5. Q8 2025

   The threshold voltage of a silicon diode is 0.7 V. It is operated at this point by connecting the diode in…

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6. Q9 2025

   When a p-n junction diode is forward biased

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7. Q16 2024

   When a p-n junction diode is subjected to reverse biasing…

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8. Q20 2023

   If a p-n junction diode is reverse biased…

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