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प्रश्न
What energy conversion takes place in a solar cell?
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उत्तर
Solar/light energy to electrical energy.
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संबंधित प्रश्न
The width of depletion region of p-n junction diode is _______.
(A) 0.5 nm to 1 nm
(B) 5 nm to 10 nm
(C) 50 nm to 500 nm
(D) 500 nm to 1000 nm
Describe, with the help of a circuit diagram, the working of a photodiode.
How is a photodiode fabricated?
Describe briefly, with the help of a diagram, the role of the two important processes involved in the formation of a p-n junction.
Write the important considerations which are to be taken into account while fabricating a p-n junction diode to be used as a Light Emitting Diode (LED). What should be the order of band gap of an LED, if it is required to emit light in the visible range? Draw a circuit diagram and explain its action.
A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV. lt can detect a signal of wavelength ______.
Consider the following statements (A) and (B) and identify the correct answer.
- A Zener diode is connected in reverse bias when used as a voltage regulator.
- The potential barrier of the p-n junction lies between 0.1 V to 0.3 V.
In Figure, assuming the diodes to be ideal ______.
Draw solar cells of I-V characteristics.
A light emitting diode (LED) is fabricated using GaAs semiconducting material whose band gap is 1.42 eV. The wavelength of light emitted from the LED is ______.
