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प्रश्न
State any two special-purpose diodes.
उत्तर
A photodiode, solar cell, LED.
APPEARS IN
संबंधित प्रश्न
Choose the correct option:
A Series resistance is connected in the Zener diode circuit to ______.
An LED emits visible light when it's ______.
Choose the correct option.
Solar cell operates on the principle of ______.
Answer in brief.
How is a Zener diode different than an ordinary diode?
Answer in brief.
On which factors does the wavelength of light emitted by a LED depend?
Answer in brief.
Why should a photodiode be operated in reverse biased mode?
Answer in brief.
State the uses of the solar cell.
Explain how a Zener diode maintains a constant voltage across a load.
Explain the working of a LED.
Explain the principle of operation of a photodiode.
State any two advantages and disadvantages of a photodiode.
Define the dark current of the photodiode. What are the advantages and disadvantages of a photodiode?
With forward biased mode, the p-n junction diode ______.
With a neat labelled diagram, explain the working of a photodiode. Calculate the wavelength in angstrom at which the emissive power is maximum for a blackbody heated to 3727 °C.
State the factors which control the wavelength of light emitte d by an LED.
Give the name of the following symbol.
Draw a neat labelled schematic diagram of LED.
Distinguish between light-emitting diode and photo-diode.
What is Avalanche breakdown?
What is a Light Emitting Diode?
Draw Light Emitting Diode circuit symbol.
