Physics, 18.09.2021 01:10, 290000992

A device used since the 1940s to measure the kick or recoil of the body due to heart beats is the
“ballistocardiograph.” What physics principle(s) are
involved here to measure the force of cardiac contraction? How might we construct such a device?

Answers: 1

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A device used since the 1940s to measure the kick or recoil of the body due to heart beats is the<...