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Chapter 14: Q. 4 (page 383)
A 6.0 m * 12.0 m swimming pool slopes linearly from a 1.0 m depth at one end to a 3.0 m depth at the other. What is the mass of water in the pool?
Mass of water in the pool is 1.44 x 105 kg.
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Water flows through a hose at . How long, in minutes, will it take to fill a child's wading pool
Wind blows over the house in FIGURE Q14.11. A window on the ground floor is open. Is there an airflow through the house? If so, does the air flow in the window and out the chimney, or in the chimney and out the window? Explain.
A spring with spring constant 35 N/m is attached to the ceiling, and a 5.0-cm-diameter, 1.0 kg metal cylinder is attached to its lower end. The cylinder is held so that the spring is neither stretched nor compressed, then a tank of water is placed underneath with the surface of the water just touching the bottom of the cylinder. When released, the cylinder will oscillate a few times but, damped by the water, quickly reach an equilibrium position. When in equilibrium, what length of the cylinder is submerged?
Gas flows through the pipe of FIGURE Q14.10. You can’t see into the pipe to know how the inner diameter changes. Rank in order, from largest to smallest, the gas speeds va , vb , and vc at points a, b, and c. Explain.
What is the volume in mL of 55 g of a liquid with density 1100 kg/m3?
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