IMSE 250 EXAM 1 QUESTIONS AND ANSWERS | 2026
UPDATE | 100% CORRECT.
Cr, W, and V are commonly used metal elements added to steels to product
cutting tools. They all have __________ crystal structure.
A.) body-centered cubic
B.) face-centered cubic Answer - A
Please judge the following statement: units that we usually use to evaluate
strain are mm and inch.
A.) True.
B.) False. Answer - B
What is the name of a copper zinc alloy?
A.) Brass.
B.) Bronze Answer - A
Which one of the following materials has the lowest carbon content?
A.) Cold finish mild steel
B.) White cast iron.
C.) T10 tool steel. Answer - A
Please judge the following statement: units that we usually use to evaluate
stress are MPa (mega pascal) and psi (pound per square inch)
, A.) True.
B.) False. Answer - A
Stainless steel's resistance to corrosion and staining and low maintenance
make it an ideal material for many applications. Besides carbon and iron,
stainless steel must also have __________ (element).
A.) tungsten
B.) cobalt
C.) titanium
D.) chromium Answer - D
Which one of the following is NOT a safe practice in a machine shop?
A.) Always stop the machine before cleaning it or taking measurements of the
workpiece.
B.) Always wear gloves when operating machinery.
C.) Do not lubricate a machine while it is in motion.
D.) Always secure the workpiece. Use clamps or a vise. Answer - B
The ductility of a steel test specimen can be found out by studying
___________.
A.) the ability of the specimen to absorb mechanical shocks without fracturing
B.) the ability of the specimen to stretch before it fractures
C.) the maximum force the specimen can take before it fractures
D.) the maximum force the specimen can take before it deforms permanently
Answer - B
The tensile strength of the steel wire at the bent location will be __________.
A.) increased
UPDATE | 100% CORRECT.
Cr, W, and V are commonly used metal elements added to steels to product
cutting tools. They all have __________ crystal structure.
A.) body-centered cubic
B.) face-centered cubic Answer - A
Please judge the following statement: units that we usually use to evaluate
strain are mm and inch.
A.) True.
B.) False. Answer - B
What is the name of a copper zinc alloy?
A.) Brass.
B.) Bronze Answer - A
Which one of the following materials has the lowest carbon content?
A.) Cold finish mild steel
B.) White cast iron.
C.) T10 tool steel. Answer - A
Please judge the following statement: units that we usually use to evaluate
stress are MPa (mega pascal) and psi (pound per square inch)
, A.) True.
B.) False. Answer - A
Stainless steel's resistance to corrosion and staining and low maintenance
make it an ideal material for many applications. Besides carbon and iron,
stainless steel must also have __________ (element).
A.) tungsten
B.) cobalt
C.) titanium
D.) chromium Answer - D
Which one of the following is NOT a safe practice in a machine shop?
A.) Always stop the machine before cleaning it or taking measurements of the
workpiece.
B.) Always wear gloves when operating machinery.
C.) Do not lubricate a machine while it is in motion.
D.) Always secure the workpiece. Use clamps or a vise. Answer - B
The ductility of a steel test specimen can be found out by studying
___________.
A.) the ability of the specimen to absorb mechanical shocks without fracturing
B.) the ability of the specimen to stretch before it fractures
C.) the maximum force the specimen can take before it fractures
D.) the maximum force the specimen can take before it deforms permanently
Answer - B
The tensile strength of the steel wire at the bent location will be __________.
A.) increased
