7000+ Metallurgy Materials Science MCQ Questions and Answers - 1
Question: 1
Which of the following exercises most powerful influence on the mechanical properties of steel?
(A) Silicon
(B) Phosphorous
(C) Manganese
(D) Carbon
Ans: D
Carbon
Question: 2
Ceramic materials fabrication cannot be done by
(A) Plastic pressing
(B) Extrusion
(C) Slip casting
(D) Welding
Ans: D
Welding
Question: 3
Mild steel is a/an _____ steel.
(A) High alloy
(B) High carbon
(C) Low carbon
(D) Medium carbon
Ans: C
Low carbon
Question: 4
Aluminium as a material of construction suffers from the disadvantages of
(A) Scarce availability
(B) Low strength to weight ratio
(C) Very high cost
(D) Low tensile strength
Ans: D
Low tensile strength
Question: 5
In high speed steel, tungsten can be replaced by
(A) Cobalt
(B) Silicon
(C) Vanadium
(D) Molybdenum
Ans: D
Molybdenum
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