My Report

Engineering Materials and Metallurgy Practice Test 7


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. Pure iron exists in ________ allotropic forms.

2. A radiation pyrometer is based on ___________

3. Which of the following is a drawback of cold working?

4. A series connection between a Hookean spring and a Newtonian dashpot results is ________ model.

5. Which material is used for intermediate polishing of soft materials?

6. In this figure, what does O denote?
engineering-materials-metallurgy-questions-answers-phases-phase-diagrams-q9

7. Which of the following is not a name for phases present in a system of material in various conditions?

8. What is the crystal structure of ϒ iron?

9. Why is invar used in bimetallic strips?

10. Cold forging is done for _________


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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