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


Question: 2

Ceramic materials fabrication cannot be done by

(A) Plastic pressing

(B) Extrusion

(C) Slip casting

(D) Welding

Ans: D


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


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