Properties of Steel and its Alloys Online Exam Quiz
Properties of Steel and its Alloys GK Quiz. Question and Answers related to Properties of Steel and its Alloys. MCQ (Multiple Choice Questions with answers about Properties of Steel and its Alloys
___ is not a magnesium ore.
Options
A : Bauxite
B : Seawater
C : Dolomite
D : Magnesite
A material that requires __ heat-treatment is preferred over a material that requires a ___ of heat-treatment.
Options
A : less, higher amount
B : a high, lower amount
C : a moderate, lower amount
D : high, no amount
As the amount of carbon in steel increases, its ___ decreases.
Options
A : range of heat treatment
B : toughness
C : ultimate strength
D : hardness
As the amount of carbon in steel increases, its __ increases.
Options
A : ductility
B : impact resistance
C : hardness
D : weldability
Magnesium alloys are obtainable in the form of __
Options
A : permanent mood
B : die castings
C : die castings and permanent mold
D : mud
Magnesium is convenient to use when __ thickness is required.
Options
A : lateral
B : maximum
C : high
D : minimum
Mild ___ steel is used for aircraft nuts.
Options
A : phosphorus
B : nickel
C : silicon
D : carbon
Recycling of magnesium requires only ___ of energy required to make the primary substance.
Options
A : 24%
B : 10%
C : 88%
D : 38%
Silico-manganese steels have advantageous __ resistance.
Options
A : chromium
B : tensile
C : impact
D : clutch
The amount of carbon present in wrought iron is ___
Options
A : 3% to 4%
B : Trace to 0.08%
C : 0.30% to 0.70%
D : 2.2% to 4.5%
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