Sketch a phase diagram for two soluble components. Show the melting temperature of each element. Label all axes, curves, and zones.
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Sketch a phase diagram for two soluble components. Show the melting temperature of each element. Label all axes, curves, and zones.
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- 3.11 Each of the following statements describes a silicate mineral or mineral group. In each case, provide the appropriate name. a- The most common member of the amphibole group. b- The most common non ferromagnesian member of the mica family. c- The only silicate mineral made entirely of silicon and oxygen. d- A high-temperature silicate with a name that is based on its color. e-Characterized by striations. f- Originates as a product of chemical weathering.At a temperature of 60°F, a 0.04-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000 ksi; v = 0.32; a = 12.3 × 106/°F] bar with a width of 3 in. and a thickness of 0.75 in. Bar (2) is a stainless steel [E = 28,000 ksi; v = 0.12; a = 8.9 x 10-6/°F] bar with a width of 2 in. and a thickness of 0.75 in. The supports at A and C are rigid. Determine the lowest temperature at which the two bars contact each other. (1) 3 in. 32 in. O 80.1°F O 118.6°F O 150.7°F O 132.9°F O 110.9°F B 2 in. 44 in. 0.04-in. gapAt a temperature of 60°F, a 0.04-in. gap exists between the ends of the two bars shown in the figure. Bar (1) is an aluminum alloy (E-10,000 ksi; u= 0,32; a= 12.5 x10°/°F] bar with a width of 3 in, and a thickness of 0.75 in. Bar (2) is a stainless steel |E-28,000 ksi; u=0.12; a=9.6x10°/°F] bar with a width of 2 in. and a thickness of 0.75 in. The supports at A and C are rigid. Determine the normal stress in bar (1) at a temperature of 450°F
- Choose all the properties that define what a mineral is. Solid Is harder than glass Has no structure Naturally occurring Has color O Organic Has cleavage(s) Inorganic Has an organized crystalline structure Can be expressed in terms of chemical formula Can be man-madeAt a temperature of 60°F, a 0.04 in. gap exists between the ends of the two bars shown in the figure. Bar (1) is an aluminum alloy [E=10000 ksi; v=0.32; a= 12.5 x10^-6/,°F] bar with a width of 3 in. and a thickness of 0.75 in. Bar (2) is a stainless steel [E= 28000 ksi; v=0.12; a=9.6x10^-6/°F] bar with a width of 2 in and a thickness of 0.75 in. The supports at A and C are rigid. Determine the normal stress in bar (1) at a temperature of 380°F. Answer in ksiEnvironmental temperature has different influences on metals conductivity. Which one of the following statements is the most accurate? a. Copper conductivity increases significantly with the increase in temperature b. Electrical resistance of zinc increases at lower temperatures c. Electrical resistance of Iron increases dramatically at higher temperatures d. Electrical conductivity of aluminium increases dramatically at higher temperatures
- The degrees of indeterminacy of the given structure isDoes the size of an ion affect the magnitude of the activity for varying ionic strengths? Does the activity coefficient depend on whether the ion is a cation or an anion?At a temperature of 60°F, a 0.04-in. gap exists between the ends of the two bars shown. Bar (1) is an aluminum alloy [E = 10,000 ksi; v = 0.32; a = 12.7 x 10-6/°F] bar with a width of 3 in. and a thickness of 0.75 in. Bar (2) is a stainless steel [E = 28,000 ksi; v = 0.12; a = 8.6 x 10-6/°F] bar with a width of 2 in. and a thickness of 0.75 in. The supports at A and C are rigid. Determine the lowest temperature at which the two bars contact each other. (1) 3 in. 32 in. 90.2°F O 69.9°F 139.2°F 103.5°F O 111.0°F B ↑ 2 in. ↓ 44 in. -0.04-in. gap