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A person with a mass of 81 kg and a volume of 0.089 m3
Chapter 15, Problem 47P(choose chapter or problem)
Problem 47P
A person with a mass of 81 kg and a volume of 0.089 m3 floats quietly in water, (a) What is the volume of the person that is above water? (b) If an upward force F is applied to the person by a friend, the volume of the person above water increases by 0.0018 m3. Find the force F.
Questions & Answers
QUESTION:
Problem 47P
A person with a mass of 81 kg and a volume of 0.089 m3 floats quietly in water, (a) What is the volume of the person that is above water? (b) If an upward force F is applied to the person by a friend, the volume of the person above water increases by 0.0018 m3. Find the force F.
ANSWER:
Step 1 of 3
(a) The net force acting on the person is zero, is given by
Implies,
Implies the volume of the person immersed in water,