The deepest point in any ocean is in the Mariana Trench, which is about 11 km deep, in the Pacific. The pressure at this depth is huge, about 1.13 x 10° N/m2. (Take the bulk modulus of seawater to be 2.34 x 10° N/m2) (a) Calculate the change in volume of 1.20 m3 of seawater carried from the surface to this deepest point. (b) The density of seawater at the surface is 1.03 x 10 kg/m3. Find its density at the bottom. | kg/m³ (c) Is it a good approximation to think of water as incompressible? O Yes O No

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Chapter1: Units, Trigonometry. And Vectors
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A steel wire of diameter 1 mm can support a tension of 0.17 kN. Suppose you need a cable made of these wires to support a tension of 25 kN. The cable should have diameter of what order of magnitude?
cm
Transcribed Image Text:A steel wire of diameter 1 mm can support a tension of 0.17 kN. Suppose you need a cable made of these wires to support a tension of 25 kN. The cable should have diameter of what order of magnitude? cm
The deepest point in any ocean is in the Mariana Trench, which is about 11 km deep, in the Pacific. The pressure at this depth is huge, about 1.13 x 108 N/m2. (Take the bulk modulus of seawater to be 2.34 x 10° N/m2)
(a) Calculate the change in volume of 1.20 m³ of seawater carried from the surface to this deepest point.
|m3
(b) The density of seawater at the surface is 1.03 x 103 kg/m3. Find its density at the bottom.
kg/m³
(c) Is it a good approximation to think of water as incompressible?
O Yes
No
Transcribed Image Text:The deepest point in any ocean is in the Mariana Trench, which is about 11 km deep, in the Pacific. The pressure at this depth is huge, about 1.13 x 108 N/m2. (Take the bulk modulus of seawater to be 2.34 x 10° N/m2) (a) Calculate the change in volume of 1.20 m³ of seawater carried from the surface to this deepest point. |m3 (b) The density of seawater at the surface is 1.03 x 103 kg/m3. Find its density at the bottom. kg/m³ (c) Is it a good approximation to think of water as incompressible? O Yes No
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