A sample of hydrogen expands from 435 mL to 956 mL at constant temperature. Calculate the work done (in L-atm and Joules) if it expands against a constant pressure of 1.75 atm

26) Given the T-T-T curve below, select the process that will result in a microstructure of nearly all bainite. C. Cool to 400°C, hold for 20 seconds, then quench to room temperature Cool to 500°C, hold for 10 seconds, then quench to room temperature Quench to 125°C, hold for 10 seconds, then reheat to 600°C for more than 100 seconds d. Cool to 725°C, hold for 1,000 seconds, then quench to 125°C Cool to 600°C, hold for 1 second, the quench to room temperature f. none of the above 900 Temperature (°C) 800 A+C 700 A+P 600 500 A+B 400 A 300 200 M(start) M(50%) 100 M(90%) TT 1600 1400 1200 1000 800 600 50% 0 1 10 102 103 104 105 106 Time(s) 400 200 Temperature (°F) 27) Fatigue failure situations are typically dependent upon which combination of the following factors? Slip plane, slip direction, and orientation of the applied load b. Yield strength, elastic modulus, and ductility of the material c. Temperature, time, and applied stress d. Stress amplitude, frequency of loading, and number…

26) Given the T-T-T curve below, select the process that will result in a microstructure of nearly all bainite. a. Cool to 400°C, hold for 20 seconds, then quench to room temperature b. Cool to 500°C, hold for 10 seconds, then quench to room temperature c. Quench to 125°C, hold for 10 seconds, then reheat to 600°C for more than 100 seconds d. Cool to 725°C, hold for 1,000 seconds, then quench to 125°C e. Cool to 600°C, hold for 1 second, the quench to room temperature Temperature (°C) f. none of the above 900 800 H A+C 1600 1400 700- 1200 A+P 600 P 1000 500H A+B 800 400- Temperature (°F) 4 A 300- M(start) 200 M(50%) 100- M(90%) 600 50% T 0 1 10 102 103 10 105 106 Time (s) 400 200 27) Fatigue failure situations are typically dependent upon which combination of the following factors? a. Slip plane, slip direction, and orientation of the applied load b. Yield strength, elastic modulus, and ductility of the material c. Temperature, time, and applied stress d. Stress amplitude, frequency of…

9.45 A sphere of diameter D and density p, falls at a steady rate through a liquid of density p and viscosity . If the Reynolds number, Re=pDU/μ, is less than 1, show that the viscosity can be determined from u gD²(p. - p)/18 U.