Physics, 29.07.2019 22:00 ayaanwaseem

A2.8 kg block is dropped from rest from a height of 4.5 m above the top of the spring. when the block is momentarily at rest, the spring is compressed by 25.0 cm. what is the speed of the block when the compression of the spring is 15.0 cm?

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A2.8 kg block is dropped from rest from a height of 4.5 m above the top of the spring. when the bloc...