Q$\mathrm{.}2.($a$)$ Calculate filing factor $($F$.$F$.),$ maximum power and cel eficiency with folowing $(4)$ parameters. Write hte merits and demerits on any three of the folowing type of non$-$conventional $(6)$ energy sources : $(1)$ Solar $($i$1)$ Biomass $($iii$)$ Geothermal $($iv$)$ Wind $06=0\mathrm{.}65$V$,$ Isc$=900$mA$,$mV$=0\mathrm{.}55$V$,$mI $=850$mA Intensity $=100$ @W$/$m$\text{'},$ and Area $=52$ cm$?$ Write short notes on V$-$I characteristics of solar cel.