Engineering, 09.09.2020 23:01 SmokeyRN
1. In general, metals become more brittle as temperature decreases. Why does this occur? (explainin 1-3 sentences)2. In general, metals become more brittle as strain rate increases. Why does this occur? (explain in1-3 sentences)3. Briefly describe (1-3 sentences) why a ductile-to-brittle transition temperature is seen in BCCmetals, like 1018 steel, and not FCC metals
Answers: 2
Another question on Engineering
Engineering, 04.07.2019 18:10
Afluid flows with a velocity field given by v=(x/t)i.. determine the local and convective accelerations when x=3 and t=1.
Answers: 2
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
The filament of an incandescent lamp has a temperature of 2000k. calculate the fraction of radiation emitted in the visible light band if the filament is approximated as blackbody
Answers: 2
Engineering, 04.07.2019 18:20
Inadequate stores control is not an obstacle to effective work order system. (clo4) a)-true b)-false
Answers: 3
You know the right answer?
1. In general, metals become more brittle as temperature decreases. Why does this occur? (explainin...
Questions
History, 22.10.2021 02:30
Mathematics, 22.10.2021 02:30
Social Studies, 22.10.2021 02:30
Mathematics, 22.10.2021 02:40
Arts, 22.10.2021 02:40
Physics, 22.10.2021 02:50
Biology, 22.10.2021 03:00
Computers and Technology, 22.10.2021 03:00
Social Studies, 22.10.2021 03:00
Spanish, 22.10.2021 03:10
SAT, 22.10.2021 03:20
