A 2kWp photovoltaic system has an efficiency of 15% and has been installed for 2 years. Calculate the performance ratio if the generation meter reading is shown as 5100kWh. Assume the PV system has an area of 16 sq.m and the annual irradiation for the site is 1300kWh/sq⋅m.
89%
76%
82%
67%
