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Автор - Papapapp

ррррешите пожалуйста ​

Ответ

Автор - artyom1417425063shav

Ответ:32 Дж

Объяснение:

Ответ

Автор - madlyangel

Ответ:

32 Дж

Объяснение:

Ek(max)=Ep(max)=mgh=20×0.2×10=40 (Дж)

Ek=40×(1-0.2)=32 (Дж)

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