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What is a light emitting diode (LED)?...

What is a light emitting diode (LED)?

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Draw the I-V characteristics of a light emitting diode (LED) and explain its working principle.

What is light?

What is light Oil?

How is a light emitting diode fabricated ? Briefly state is working. Write any two important advantages of LEDs over the conventional incandescent low power lamps.

What is a p-n junction diode ? Draw the circuit diagram of a full-wave rectifier using p-n junction diodes. Show the input and output voltage waveforms by a schematic graph.

What is a p-n junction diode? Or,What is a junction diode?

What is a junction diode?

What is the breakdown of a diode?

What is a Zener diode?

An LED is constructed from a p-n junction based on a certain Ga-As-P semiconducting material whose energy is 1.9 eV. What is the wavelength of the emitted light?

CHHAYA PUBLICATION-SEMICONDUCTORS AND ELECTRONICS -Section Related Questions
  1. Draw a circuit diagram to illustrate the action of a Zener diode as a ...

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  2. What do you mean by the load regulation in a voltage regulator?

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  3. What is a light emitting diode (LED)?

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  4. Draw the characteristic curve of a LED. Can you recognise any differen...

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  5. What is meant by a photodiode ? What are its main practical uses?

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  6. Draw the ampere-volt characteristic curve of a photodiode and mention ...

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  7. What is a solar cell? How does a solar diode behave as a battery?

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  8. How many kinds of transistor are there? What is the main function of a...

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  9. Draw the circuit diagrams of p-n-p and n-p-n transistors.

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  10. Show the structures of a p-n-p transistor and an n-p-n transistor with...

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  11. What do you mean by current amlificantion factor?

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  12. What do you understand by active region saturation region and cut -off...

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  13. What are the input and output resistance of a transistor in its CE mod...

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  14. Draw few output characteristics of a given p-n-p transistor in CE conf...

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  15. What do you understand by the term current gain -beta of a transistor ...

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  16. Define alpha and beta parameters of a transistor. What is the relatio...

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  17. What do you mean by transistor switch?

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  18. Draw the circuit diagram for plotting the characteristics of a transis...

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  19. Draw a circuit diagram of a CE amplifier by using n-p-n transistor and...

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  20. What do you mean by an oscillator ?

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