In the following diagram, which bulb out of `B_(1)` and` B_(2)` will glow and why?

Draw a diagram of an illuminated p-n junction solar cell
Explain briefly the three processes due to which generation of emf takes place in a solar cell.

Explanation

Here, `D_(1)` is forward biased and `D_(2)` is reverse biased, so bulb `B_(1)` will glow.