The eutectic point in a phase diagram is where:

EINGINEERING MATERIALS AND METALLURGY

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Education
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University
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Hard
Dr.Arulpandian P
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Two liquids become one solid
Two solids coexist with one liquid
Two phases form one phase
One liquid and one solid coexist
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
A eutectoid reaction involves:
A liquid transforming into two solid phases
One solid phase transforming into two different solid phases
A solid transforming into a liquid
Two liquid phases forming one solid phase
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Brass is an alloy of_______________
Copper and tin
Copper and zinc
Iron and carbon
Aluminum and copper
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
The iron-carbon phase diagram is important for understanding the properties of aluminum alloys. Say
True
False
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What is the purpose of annealing?
To soften the material
To harden the material
To reduce the material’s density
To increase electrical conductivity
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Quenching is a process that involves:
Heating a metal and allowing it to cool slowly
Heating a metal and cooling it rapidly in water or oil
Pressing a metal into a mold
Reducing a metal’s melting point
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Suitable material for case hardening:
Low carbon steel
High carbon steel
Stainless steel
Aluminum
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