Exam (elaborations) Lesson 6 Quiz: MATSE 81 (Merged SP18) (IST210)
Due Feb 25 at 11:59pm Points 20 Questions 20
Available Feb 5 at 12am - Feb 25 at 11:59pm 21 days Time Limit None
Instructions
On web pages for lesson 6, pp 134-176 (Chapters 7 and 8) in Materials for Today's World ebook, ...
Lesson 6 Quiz: MATSE 81 (Merged SP18)
Lesson 6 Quiz
Due Feb 25 at 11:59pm Points 20 Questions 20
Available Feb 5 at 12am - Feb 25 at 11:59pm 21 days Time Limit None
Instruc ons
On web pages for lesson 6, pp 134-176 (Chapters 7 and 8) in Materials for Today's World ebook, and lesson
video.
A empt History
Attempt Time Score
LATEST Attempt 1 1,356 minutes 20 out of 20
Score for this quiz: 20 out of 20
Submitted Feb 25 at 8:05pm
This attempt took 1,356 minutes.
Question 1 pts
Which of these best describes the composition of stainless steel?
iron-carbon alloy with low carbon content, a little manganese and only residual
amounts of other impurities
iron-carbon alloy with normally between 3.1 and 4.0 wt% carbon and between
1.7 and 3.0 wt% of silicon
Correct! iron-carbon alloy with significant chromium
iron-carbon alloy with between 2.5 and 4.0 wt% carbon and less than 1.0 wt%
of silicon
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