WELDING METALLURGY FOR THE WELDING INSPECTOR
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+
As a metal heated:
a) Energy is added to the structure
b) The atoms move further apart
c) The atoms vibrate more vigorously
d) The metal expands
e) All of the above Ans✓✓✓e) All of the above
The state of matter, which exhibits the least amount of energy, is:
a) Solid
b) Liquid
c) Gas
d) Quasi-liquid
e) None of the above Ans✓✓✓a) Solid
A problem occurring in weldments caused by the nonuniform heating
produced by the welding operation is:
a) Porosity
b) Incomplete fusion
, c) Distortion
d) Slag inclusions
e) None of t he above Ans✓✓✓c) Distortion
Which of the following is not a method used to eliminate or reduce
residual stresses?
a) Vibratory stress relief
b) External restraint
c) Thermal stress relief
d) Peening
e) Annealing Ans✓✓✓b) External restraint
The type of alloying in which the alloy atoms are located in the spaces
between the atoms of the parent metal is referred to as:
a) Atomic alloying
b) Substitutional alloying
c) Space alloying
d) Interstitial alloying
e) None of the above Ans✓✓✓d) Interstitial alloying
Rapid quenching of steel from the austenitic range results in a hard,
brittle structure known as:
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+
As a metal heated:
a) Energy is added to the structure
b) The atoms move further apart
c) The atoms vibrate more vigorously
d) The metal expands
e) All of the above Ans✓✓✓e) All of the above
The state of matter, which exhibits the least amount of energy, is:
a) Solid
b) Liquid
c) Gas
d) Quasi-liquid
e) None of the above Ans✓✓✓a) Solid
A problem occurring in weldments caused by the nonuniform heating
produced by the welding operation is:
a) Porosity
b) Incomplete fusion
, c) Distortion
d) Slag inclusions
e) None of t he above Ans✓✓✓c) Distortion
Which of the following is not a method used to eliminate or reduce
residual stresses?
a) Vibratory stress relief
b) External restraint
c) Thermal stress relief
d) Peening
e) Annealing Ans✓✓✓b) External restraint
The type of alloying in which the alloy atoms are located in the spaces
between the atoms of the parent metal is referred to as:
a) Atomic alloying
b) Substitutional alloying
c) Space alloying
d) Interstitial alloying
e) None of the above Ans✓✓✓d) Interstitial alloying
Rapid quenching of steel from the austenitic range results in a hard,
brittle structure known as:
