Machining Final Exam UPDATED Exam Questions and CORRECT Answers
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Course
Machining
Institution
Machining
Machining Final Exam UPDATED Exam
Questions and CORRECT Answers
Which of the following is not a common ingredient in most types of steel? - Correct AnswerUranium
The study of ___________ involves metal that use iron as their basic ingredient - Correct
Answer- ferrous metallurgy
Which of the...
Machining Final Exam UPDATED Exam
Questions and CORRECT Answers
Which of the following is not a common ingredient in most types of steel? - Correct Answer-
Uranium
The study of ___________ involves metal that use iron as their basic ingredient - Correct
Answer- ferrous metallurgy
Which of the following metal would not be the principal ingredient in a nonferrous part? -
Correct Answer- iron
Metallurgy is the science that describes the ________ of metal. - Correct Answer- all of these
Metallurgical knowledge is a valuable asset for anyone who plans a future career in
__________ - Correct Answer- all of these
Which of the following is classified as a nonferrous metal? - Correct Answer- Aluminum
What metal is the main ingredient in steel? - Correct Answer- Iron
The study of ______ involves metal that do not use iron as a principal alloying element. -
Correct Answer- nonferrous metallurgy
The smallest part of a piece of silver that retains the properties of silver is an - Correct
Answer- atom
When two elements are joined and the properties of the new material are completely different
from those of the original elements, the materials formed is a ____________ - Correct
Answer- compound
The smallest part of an element that has all of the properties of the element is known as an -
Correct Answer- atom
, Which of the following particles orbit the nucleus of an atom in rings? - Correct Answer-
electrons
An uncharged particle in an atom is known as a - Correct Answer- neutron
What type of particle has a positive charge in an atom? - Correct Answer- proton
Gold, lead, oxygen, and the chlorine are all pure substances that cannot be broken down into
a simpler material. What are these material known as? - Correct Answer- elements
The smallest part of a compound that has all of the properties of the compound is known as
an - Correct Answer- molecule
A substance in which a liquid or solid is thoroughly dissolved into another material is known
as a(n) - Correct Answer- solution
In metallurgical applications, what is another name for a solid solution - Correct Answer-
alloy
Which hardness testing method employs either a ball or a diamond point penetrate, and a load
of 15kg, 30kg, or 45kg? - Correct Answer- Rockwell Superficial
Which hardness testing method is portable and does not require electricity, but is quite
accurate? - Correct Answer- Shore scleroscope
Which Rockwell hardness scale is most commonly used for softer materials? - Correct
Answer- B
Which hardness testing method measures the hardness of the sample extremely close to the
surface employs either a ball or a diamond point perpetrator? - Correct Answer- Rockwell
Superficial
Which hardness testing method uses a 15N scale? - Correct Answer- Rockwell Superficial
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