What is a key difference between batteries and inverters in a solar PV system?

The correct choice highlights a fundamental distinction in the functions of batteries and inverters within a solar photovoltaic (PV) system. Batteries serve the primary function of storing energy generated from solar panels for later use. They allow for energy retention, which can be particularly crucial for utilizing solar power during periods when the sun is not shining.

Inverters, on the other hand, play a critical role in converting the direct current (DC) electricity produced by solar panels into alternating current (AC) electricity, which is the standard form of electricity used in homes and the grid. This conversion is essential for making the energy suitable for appliances and the electrical grid.

Understanding this difference is essential for grasping how a solar PV system operates, as it underscores the complementary roles these components play in harnessing and utilizing solar energy effectively. In energy management, recognizing the roles of both batteries and inverters can help in planning for energy needs and ensuring a reliable power supply.