Physics, 13.09.2021 14:00 shaking9302

Một hòn đá rơi từ một cái giếng cạn đến đáy mất 3 giây. Cho g = 9,8 m/s². Tính độ sâu của giếng.

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Một hòn đá rơi từ một cái giếng cạn đến đáy mất 3 giây. Cho g = 9,8 m/s². Tính độ sâu của giếng....

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