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beta of a given transistor is 99. What i...

`beta` of a given transistor is 99. What is the value of `alpha`?

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R G PUBLICATION-ELECTRONIC DEVICES-EXERCISE
  1. beta of a given transistor is 99. What is the value of alpha?

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  2. Write down the truth table on NAND gate.

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  3. Give one use of solar cell.

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  4. What is reserve Saturation Current?

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  5. Ics can be grouped in two categories.What are they?

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  6. Draw the circuit diagram of a common emitter n-p-n transistor as an am...

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  7. Draw a circuit diagram of a full rectifier and explain its working.

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  8. What is LED ? State two advantages of LED over incandescent lamps.

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  9. What is energy band gap of a semiconductor? What range of energy band ...

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  10. Draw a labelled block diagram of a radio transmitter.

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  11. What is NOT gate. Give its truth table.

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  12. beta of a transistor is 120A. What is the change in collector current ...

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  13. What is breakdown voltage of a Zener diode? Explain its use as a volta...

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  14. Draw a circuit diagram of a full rectifier and explain its working.

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  15. Explain, how a transistor can be used as a switch with the help of a c...

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  16. For a Common emitter emplifer the voltage across collector resistance ...

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  17. What is the equivalent circuit of the combination given below? Answer ...

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  18. Give the truth table for the following logic circuit.

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  19. What is a Zener diode? How is it biased in normal operation?

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  20. Give two operational differences between light emitting diode (LED) an...

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