Hermann Diels popularized the term pre-socratic in Die Fragmente der Vorsokratiker (The Fragments of the Pre-Socratics) in 1903. However, the term pre-Sokratic was in use as early as George Grote's Plato and the Other Companions of Sokrates in 1865.
The cost of a solar panel today is around $3 per watt, and the extra cost of installation brings costs up to $5- $6 per watt. Note: Installation costs for PV systems include both labor and the electronics needed to tie the solar array into your existing electrical system.
Solar Panels Cost â $109,376. Solar panels are the most expensive part of a solar system, making up: 1  44% to 52% of the total cost. 2  Priced by $/Watt, but depends on the efficiency of the solar cells.3  Generally come with a 20+ year warranty.olar panels are the most expensive part of a solar system, making up: 1  44% to 52% of the total cost. 2  Priced by $/Watt, but depends on the efficiency of the solar cells.