Photovoltaics | MCQs

Explanation

The element required for solar energy conversion is silicon.

Silicon is the most common semiconductor material: Silicon is used in about 95% of solar cells sold today. 

Silicon is a naturally occurring element: Silicon is the second most abundant element on Earth, after oxygen.

Explanation

Silicon is a semiconductor material crucial for converting sunlight into electricity in solar cells.

It is widely used due to its abundance and efficient photovoltaic properties.