Hydrostatic weighing, or "underwater weighing," is used to measure a patient's body composition. To do this measurement, the patient is weighed while standing on a regular scale and then weighed while immersed in water. By comparing these weights, the density and body fat percentage of a patient can be recorded. The weight of your patient on a regular scale is 600 N and while immersed in water is 90 N. The density of water is 1000 kg/m3 and assume that g = 10 m/s2.

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To calculate the body fat percentage we need to first find the volume of the patients body ... View the full answer