A backyard swimming pool is circular in shape and contains water to a uniform depth of 42 cm. It is 2.4 m in diameter and is not completely filled.
(a) What is the pressure at the bottom of the pool?
(b) If a person gets into the pool and floats peacefully, does the pressure at the bottom of the pool increase, decrease, or stay the same?
(c) Calculate the pressure due to the water and the person at the bottom of the pool if the floating person has a mass of 73 kg? |

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