An office in Oman has the following electrical appliances usage: (i) Twenty numbers of 15 Watt LED lamps are used for half of the day. (ii) Fifteen numbers 40 Watt computer used 10 hours per day. The...

An office in Oman has the following electrical appliances usage:

(i) Twenty numbers of 15 Watt LED lamps are used for half of the day.

(ii) Fifteen numbers 40 Watt computer used 10 hours per day.

The system will be powered by a 12 V DC, 120 WP PV module. Calculate the number of PV panels for the given requirements with the assumption of 40 percent total energy loss.