mexanik energiyaning saqlanish qonuni
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spam va gowtli konserva ortasida boglik bormi? f i z i k a mavzu: mexanik energiyaning saqlanish qonuni 7- sinf saqlanish qonuni massasi m = 1 kg li jism h = 45 m balandlikdan tashlanganda uning potensial va kinetik energiyalari qanday o‘zgarishini kuzatamiz. saqlanish qonuni m = m g h = = m g = 3 saqlanish qonuni 1- holat m = 45 m =0 m/s = ? = ? = m g = 1 j = 450 j = j = 0 j 1 4 saqlanish qonuni 2- holat m 2 t = 1 s da = ? h = = 5 m = 45 m – 5 m = 40 m = m g =1 j = 400 …
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