Physics, 26.02.2021 16:40 marz2479

19. Un corp de forma paralelipipedică de 1,5 t este ridicat de macara. Calculează greutatea corpului. Cu se alungește firul macaralei dacă are constanta elastică k=30000kN

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19. Un corp de forma paralelipipedică de 1,5 t este ridicat de macara. Calculează greutatea corpului...