Engineering Metallurgy MCQs | Page - 2

Dear candidates you will find MCQ questions of Engineering Metallurgy here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 53.01K Points
Coach 

Q. transformation of austenite to bainite starts from nucleation of-------at austenitic grain boundary

(A) ferrite
(B) cementite
(C) pearlite
(D) none of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. Bainite phase is divided into two types-------and--------

(A) upper bainite and lower bainite
(B) large bainite and small bainite
(C) fast bainite and slow bainite
(D) none of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. Martensite phase is obtain by

(A) fast cooling or quenching
(B) slow cooling
(C) no cooling
(D) none of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. The isothermal transformation diagram i.e. TTT diagrams are --------

(A) total transformation time
(B) total temperature transformation
(C) time temperature transformation
(D) none of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. In the heat treatment cycle CCT means-------

(A) coolest cooling rate
(B) compared cooling rate
(C) critical cooling rate
(D) none of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. Heat treatment can be defined as

(A) heating the metal in a solid state and then cooling it in a different manner
(B) heating the metal to melting point nad then cool to room temperature
(C) both a and b
(D) none of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. One of the main purpose of heat treatment

(A) to improve ductility and strength
(B) to relieve internal stresses
(C) to improve machinability
(D) all of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. one of the following is heat treatment process for metal

(A) casting
(B) forging
(C) rolling
(D) none of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. one of the following is a purpose of anneling

(A) to soften the metal
(B) to relieve internal stresses
(C) to improve machinability
(D) all of the above
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M

Mr. Dubey • 53.01K Points
Coach 

Q. In anneling process the metal from high temp is cooled very slowly in the furnace. This statement is -----

(A) true
(B) false
(C) ---
(D) ---
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