Where your home is located determines the efficiency of your solar cells (which are collected into solar panels). The more light that the cells, the more electricity they produce.
Definition of solar cell efficiency:
Solar cell efficiency refers to sunlight energy that can be converted into electricity to power your home. When you go solar your rooftop panels are positioned in a way that captures the most power from the sun as efficiently as possible which is definitely something your solar contractor will discuss with you.
Does efficiency is important factor for purchasing solar panel?
*One hand, 1 KW panel with 15 percentage efficiency..
*Other hand, 1 KW panel with 22 percentage efficiency ..
In this case does the power generation changes or size of the panel changes..?
Please clarify my doubt..