@⇒ Materials and Construction ⇒ Chemical Engineering Multiple Choice Questions / Objective type questions, MCQ's, with question and answers, download free PDF, short cut notes, rapid fire notes, best theory

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Q1.	To improve the machinability of steel by its softening, it is subjected to
A.	cold working [Wrong Answer]
B.	annealing [Correct Answer]
C.	shot blasting [Wrong Answer]
D.	heating [Wrong Answer]
View Answer 4 -5 Explanation:- Answer : B Discuss it below : Click here for more comments


Q2.	The hardest material just prior to diamond in Mho's scale is
A.	topax [Wrong Answer]
B.	carborundum [Wrong Answer]
C.	corrundum [Correct Answer]
D.	calcite [Wrong Answer]
View Answer 4 -3 Explanation:- Answer : C Discuss it below : Click here for more comments


Q3.	__________ is used for determining the tensile strength of steels.
A.	Hydraulic press [Wrong Answer]
B.	Universal testing machine [Correct Answer]
C.	Mechanical press [Wrong Answer]
D.	none of these [Wrong Answer]
View Answer 5 -1 Explanation:- Answer : B Discuss it below : Click here for more comments


Q4.	18/8 steel is a/an __________ stainless steel.
A.	austenitic [Correct Answer]
B.	ferritic [Wrong Answer]
C.	martensitic [Wrong Answer]
D.	none of these [Wrong Answer]
View Answer 4 -4 Explanation:- Answer : A Discuss it below : Click here for more comments


Q5.	Lead lined equipments & vessels are suitable for handling
A.	hydrochloric acid (10%). [Wrong Answer]
B.	nitric acid. [Wrong Answer]
C.	sulphuric acid upto 60°C. [Correct Answer]
D.	all (a), (b) and (c). [Wrong Answer]
View Answer 4 -2 Explanation:- Answer : C Discuss it below : Click here for more comments

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