Engineering, 03.11.2020 16:40 queendolly
It is known that grain size reduction, solid solution strengthening, and strain hardening can all be used to strengthen metal alloys. (a) Explain how dislocations are involved in each of the strengthening mechanisms mentioned above. (b) Briefly describe at least two other techniques, apart from those mentioned above, that are used to strengthen metal alloys.
Answers: 3
Engineering, 03.07.2019 15:10
Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.
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Engineering, 04.07.2019 18:10
Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.
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Engineering, 04.07.2019 18:10
Slip occurs via two partial dislocations because of (a) the shorter path of the partial dislocation lines; (b) the lower energy state through partial dislocations; (c) the charge balance.
Answers: 1
Engineering, 04.07.2019 18:10
The higher the astm grain size number, the finer the gran is. a)-true b)-false
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It is known that grain size reduction, solid solution strengthening, and strain hardening can all be...
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