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- With the aid of sketches, explain the solidification of Fe-Al alloy from liquid to final microstructure present at room temperature. Determine the phase present, their individual composition, and the phase fraction at 250°C.define phase chaneg and calculate the amount of each phase present in 15 kg of 60 wt% Pb-40 wt% Sn alloy at 200 degree C.If you are given a fully labeled hypoeutectoid TTT diagram and the associated Fe-C phase diagram, is it possible to determine the average composition of the Fe-C alloy? If so, how?
- . An internal friction peak caused by interstitial diffusion in a bcc metal has its peak at 50° C at a frequency of 0.70 Hz. When the frequency is changed to 2.81 Hz the peak is shifted to 64° C. (a) Calculate Q for the process. (b) If the lattice parameter is 3.2 x 10 cm, calculate D at 100° C and D..- & Sketch New · C $ 7 ♡ www 1500 kg/m³ O 3000 kg/m³ 5000 kg/m³ 7000 kg/m³ 9000 kg/m³ 44 < HD E Material X has an atomic radius R = 0.125 nm, an atomic weight of A = 51 g/mol, and a body centered cubic (BCC) crystal structure. Calculate the mass density of this material. Hint: Do your calculations in SI units, as this will help avoid numerical errors from unit conversions. Choose the answer closest to your calculated value.η helium = 1.88 x 10-5 Pa s at 0 C, calculate the diffusion coefficient and the thermal conductivity coefficient.
- What would be the primary phase of an alloy that contains 70 wt % Zr at 750 °C? Weight Percent Zirconium 10 20 30 40 50 60 70 80 90 100 2500 2334°C 2130°C L 2000 30.4 1825 C 33.3 1855°C 1715°C 23.5 31 1500 Ru,Zr- 1285°C 1240°C 0.9 33.1 48.2 52 79.2 (BZF) 1000 63°C (Ru) 500 417°C 91 994 (aZr) 10 20 30 40 50 60 70 80 90 100 Zr Ru Atomic Percent Zirconium Select one a Liquid+Ruzr O b. Ruzr OC Liquid d azr e Bzr Temperature, °CFor the alloy Mg-45 wt% Pb alloy at 500 C, what is the weight percentage of Pb in liquid?6 Commercial resistors can be produced by evaporating a controlled amount of carbon onto a ceramic support structure. The carbon is often patterned into a curvy line to fit more length -D onto the surface. What thickness of carbon (in μm) should be deposited to produce a resistor of 3.50 k if the length of the line is 2.50 cm and the width is 67.6 μm? Type your answer....
- Ascetic acid with a specific gravity of 3.25 has a kinematic viscosity equal to1.35 × 10-6 m2/s , what is its dynamic viscosity?When 10 mL of water at 20oC is placed in an Ostwald viscometer, it takes 136.5 s for the liquid levelto drop from the first mark to the second. For 10 mL of hexane at 20oC in the same viscometer, thecorresponding time is 67.3 s. Find the viscosity of hexane at 20oC and 1 atm.(ηH2O=1.002 cP, dH2O= 0.998 g/cm3, dC6H14=0.659 g/cm3)•0= AG° + RT * In (K) %3D • -AG° = RT * In (K) %3D • AG° = -RT * In (K) %3D AG° = -0.616 * In (K)... %3D