Answer the following questions concerning codes and standards: What are the two most common codes and standards that deal with PV systems? What are the main purposes of following codes

and standards in designing PV systems? C.A small-scale standalone PV system is connected with a 24 V battery bank. At night time,the only load of the system, a 20 W fluorescent lamp, located 50 feet away from the battery bank provides necessary light for a study room. Specify the wire size needed to keep the voltage drop between battery and lamp under 1%. (Points 5)