Engineering, 19.03.2021 18:30 kk042563
From the following numbered list of characteristics, decide which pertain to (a) precipitation hardening, and which are displayed by (b) dispersion strengthening.
1. The strengthening mechanism involves the hindering of dislocation motion by precipitates/particles.
2. The hardening/strengthening effect is not retained at elevated temperatures for this process.
3. The hardening/strengthening effect is retained at elevated temperatures for this process.
4. The strength is developed by a heat treatment.
5. The strength is developed without a heat treatment
Answers: 1
Engineering, 03.07.2019 14:10
Explain the difference laminar and turbulent flow. explain it with the shear stress and the velocity profiles.
Answers: 1
Engineering, 03.07.2019 15:10
If you were designing a bumper for a car, would you prefer it to exhibit elastic or plastic deformation? why? consider the functions of a bumper in both a minor "fender-bender" and a major collision.
Answers: 1
Engineering, 03.07.2019 19:30
When using the ohmmeter function of a digital multimeter, the leads are placed in what position relative to the component being tested? a. parallel b. control c. series d. line
Answers: 3
Engineering, 04.07.2019 18:10
Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation
Answers: 1
From the following numbered list of characteristics, decide which pertain to (a) precipitation harde...
English, 05.05.2020 11:07
Mathematics, 05.05.2020 11:07
Mathematics, 05.05.2020 11:07
History, 05.05.2020 11:07
History, 05.05.2020 11:07
English, 05.05.2020 11:07
History, 05.05.2020 11:07
English, 05.05.2020 11:07
Mathematics, 05.05.2020 11:07