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A tall Styrofoam cup is filled with water. Two holes are punched in the cup near the bottom, and water begins rushing our.
A thin spherical shell of mass 4.00 kg and diameter 0.200 m is filled with helium (density = 0.180 kg/m3). It is then released from rest on the bottom of a pool
A spherical shell of copper with an outer diameter of 12 cm floats on water with half its volume above the water surface
A swimming pool has dimensions 30.0 m X 10.0 m and a flat bottom. When the pool is filled to a depth of 2.00 m with fresh water
A U-tube is filled with water until the liquid level is 28 cm above the bottom of the tube. An oil of specific gravity 0.78 is now poured into one arm
A U-tube contains liquid of unknown specific gravity. An oil of density 800 kg/m3 is poured into one arm of the tube until the oil column is 12 cm high
A uniform disk of mass 10.0 kg and radius 0.250 m spins at 300 rev/min on a low-friction axle. It must be brought to a stop in 1.00 min by a brake pad
A water pipe having a 2.5 cm inside diameter carries water into the basement of a house at a speed of 0.90 m/s and a pressure of 170kPa.
A siphon is used to drain water from a tank, as illustrated in Figure. The siphon has a uniform diameter. Assume steady flow without friction.
A simple model (Fig) considers a continent as a block (density ˜ 2800 kg/m3) floating in the mantle rock around it (density ˜3300 kg.m3).
A rigid tank contains air at a pressure of 90 psia and a temperature of 60°F. By how much will the pressure increase as the temperature is increased to 110°F
A sealed spherical shell of diameter d is rigidly attached to a cart, which is moving horizontally with an acceleration a
A rock with mass m = 3.00 kg is suspended from the roof of an elevator by a light cord. The rock is totally immersed in a bucket of water that sits on the floor
A ship sails from seawater (specific gravity 1.025) into fresh water and therefore sinks slightly
A spherical aluminum ball of mass 1.26 kg contains an empty spherical cavity that is concentric with the ball. The ball just barely floats in water
A solid cubical block of side length 0.6 m is suspended from a spring balance. When the block is in water, the spring balance reads 80% of the reading
A small wooden boat floats in a swimming pool, and the level of the water at the edge of the pool is marked.
A single ice cube with mass 9.70 g floats in a glass completely full of 420 cm3 of water. You can ignore the water's surface tension
A shower head has 20 circular openings, each with radius 1.0 mm. The shower head is connected to a pipe with radius 0.80 cm
A large tank of water is tapped a distance h below the water surface by a small pipe as in Figure. Find the distance x reached by the water flowing out the pipe
A large piece of cork weighs 0.285 N in air. When held submerged underwater by a spring scale as shown in Figure, the spring scale reads 0.855 N
A large aquarium of height 5.00 m is filled with fresh water to a depth of 2.00 m. One wall of the aquarium consists of thick plastic 8.00 m wide.
A lake in the far north of the Yukon is covered with a 1.75-m-thick layer of ice. Find the absolute pressure and the gauge pressure at a depth of 2.50 m