TN Phy, Unit - 10, Semiconductor Electronics

                       Welcome To




Class : XII
Subject : Physics
Unit : 10
Unit Name : Semiconductor Electronics

IMPORTANT QUESTIONS



2 Marks

1. What do you mean by doping?

2. Distinguish between intrinsic and extrinsic semiconductors.

3. What is rectification?

4. What is an integrated circuit?

5. What is modulation?

6. Define centre frequency or resting frequency in frequency modulation.




3 Marks


1. Transistor functions as a switch. Explain.

2. State and prove De Morgan’s First and Second theorems.

3. What are the advantages and limitations of FM?


5 Marks


1. Draw the circuit diagram of a half wave rectifier and explain its working.

2. Explain the construction and working of a full wave rectifier.



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