A 4.5-litre cube-shaped block of density 1250 kg/m³ sinks to the bottom of a pool of water. What is the apparent weight of the block (i.e. the force that the block will exert on the floor of the pool)? Apparent weight = N.
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- A 0.20kg plastic ball has a density of 750 kg/m3. What is the amount of force required to hold it completely submerged under water? Density of water is 1000 kg/m3Suppose that a solid cube of some material floats motionless on the surface of an oil puddle at a service station with 65.1% of its volume submerged. The density of the oil is 3.903 kg/m3. What is the density ? of the cube's material?A cylinder that is hi = 18.5 cm tall and open on top is filled with water. If a hole is made in the side of the cylinder, Ah Ah = 3.40 cm below the top level, how far x from the base of the cylinder will the stream land? h, Assume that the cylinder is large enough so that the level of the water in the cylinder does not drop significantly. cm
- Oil having a density of 930 kg/m^3 float on water. A rectangular block of wood 4.o cm high and with a density of 960 kg/m^3 floats partly in the oil and partly in the water. The oil completely covers the block. how far below the interface between the two liquids is the bottom of the block?A flat-bottomed aluminum fishing boat has a mass of 60 kg and an area of 4.0 m2. When it is launched into the water (density 1,000 kg/m3), how far (in m) below the surface of the water does the bottom of the boat sink?An object with a mass 1kg, when placed in water, has an apparent weight of 5N. It is then placed into a fluid with an unknown density p. Its apparent weight in the unknown fluid is 6.2N. What is the density of the unknown fluid?