Video narration
Vargat bakanchya rangaanmadhe jaga mandlyasarkhi, anootale electron kuthe mandale jatat, ani tyavarun sanyuja kashi kalte? Anuchya madhyabhagi kendrak aste. Tyat proton ani neutron astat; electron kendrakabhovati aslelya kavachant astat. Tatstha anoomadhye proton ani electronchi sankhya saman aste. Kavachanchi kalpana electronanchi mandani samjun ghenyasathiche shaley model aahe; electron grahansarkhe tharavik vatanvar phirtat, asa arth nahi. Aata electron aatlya kavachapasun baaherchya kavachakade kramane mandun paha. Vegveglya kavachant electronanchi sankhya kashi vibhagali aahe, hich electronik sanrachana. Pan mandani fakta sankhya nahi. Baaherchya kavachatil electron sanyuja samajnyacha dhaga detat. Mhanun ekun electron mojnyayevaji baaherchya kavachakade laksh dya. Anu sthir baaherche kavach milavnyacha prayatna karto; tyasathi electron dene kiwa ghene, evadhech navhe tar dusrya anusobat vatun ghenehi shakya aahe. Mag suruvatichya prashnache uttar? Baaherchya kavachatil electron paha: sthir kavachasathi jitke electron dyave, ghyave kiwa vatun ghyave lagtat, tich anuchi sanyuja.