Предмет: Физика, автор: 7Ksenia7

Найдите силу тяжести действующую на стальную отливку объемом 20 дм

Ответ, если что 1,56 кН.

Нужно само решение!

Ответы

Автор ответа: Zdobnyakova
0
сила тяж.=mg=7900*20*0,001*10=m=плотность*объемплотность стали=79001 дм в кубе= 0,001 м в кубе
У меня получилось так

Автор ответа: Аноним
0
а вот еще вопросик(простой): http://znanija.com/task/4038257 сани
а вот еще вопросик(простой): http://znanija.com/task/4039106 вес
а вот еще вопросик(простой): http://znanija.com/task/4051145 Fтр
за интересный ответ +10 пкт
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