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Q.

The given graph represents V-I characteristic for a semiconductor device

 

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a

It is V-I characteristic for solar cell, where point A represents open circuit voltage and point B short circuit current

b

It is for a solar cell and points A and B represent open circuit voltage and current, respectively

c

It is for a photodiode and points A and B represent open circuit voltage and current, respectively

d

It is for a LED and points A and B represnts open circuit voltage and short circuit current respectively

answer is A.

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Detailed Solution

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When photon of sufficient energy falls on the junction due hole-electron pair production and accumulation of charge carrier near the junction produce a potential difference known as open circuit voltage. When the two junction are joined the current produced known as short circuit current.

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