Engineering, 17.03.2020 01:25 Netnee
Describe in your own words the three strengthening mechanisms discussed in this chapter (i. e., grain size reduction, solid-solution strengthening and strain hardening). Be sure to explain how dislocations are involved in each of the strengthening techniques.
Answers: 1
Engineering, 04.07.2019 18:10
Apipe with an outside diameter of 15 cm is exposed to an ambient air and surrounding temperature of -20°c. the pipe has an outer surface temperature of 65°c and an emissivity of 0.85. if the rate of heat loss from the pipe surface is 0.95 kw per meter of length, the external convective heat transfer coefficient (h) is: (a) 12.5 w/m"k (b) 18.6 w/mk (c) 23.7 w/mk (d) 27.9 w/mk (e) 33.5 w/mk
Answers: 1
Engineering, 04.07.2019 18:10
Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i.d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.
Answers: 3
Engineering, 04.07.2019 18:20
How much power could a wind turbine produce if it had the following specifications? cp = 0.45 -d=1.2kg/m3 d=50m v 5m/s
Answers: 2
Engineering, 04.07.2019 19:10
Starting wih an energy balance on a rectangular volume element, derive the one- dimensional transient heat conduction equation for a plane wall with constant thermal conductivity and no heat generation.
Answers: 1
Describe in your own words the three strengthening mechanisms discussed in this chapter (i. e., grai...
Biology, 18.10.2019 21:00
Geography, 18.10.2019 21:00
Geography, 18.10.2019 21:00
Mathematics, 18.10.2019 21:00
Mathematics, 18.10.2019 21:00
English, 18.10.2019 21:00
English, 18.10.2019 21:00
Social Studies, 18.10.2019 21:00
Mathematics, 18.10.2019 21:00
Mathematics, 18.10.2019 21:00
History, 18.10.2019 21:00
History, 18.10.2019 21:00
Health, 18.10.2019 21:00