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Test: Heat Treatment & Case Hardening Of Steels - Mechanical Engineering MCQ


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10 Questions MCQ Test - Test: Heat Treatment & Case Hardening Of Steels

Test: Heat Treatment & Case Hardening Of Steels for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Test: Heat Treatment & Case Hardening Of Steels questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Heat Treatment & Case Hardening Of Steels MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Heat Treatment & Case Hardening Of Steels below.
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Test: Heat Treatment & Case Hardening Of Steels - Question 1

Cast steel components do not exhibit the effect of directionality on mechanical properties.

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 1

Explanation: In casting process, there is no control over the fibre structure, thus non directional characteristics for cast steel components.

Test: Heat Treatment & Case Hardening Of Steels - Question 2

During solidification, cast steel shrinks to quite a great extent

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 2

Explanation: Excessive contractions observed in cast steel.

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Test: Heat Treatment & Case Hardening Of Steels - Question 3

Relative density of aluminium is roughly _______ of steel

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 3

Explanation: Aluminium alloy=2.7 Steel=7.9.

Test: Heat Treatment & Case Hardening Of Steels - Question 4

Which of the following statement is true

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 4

Explanation: Standard set for nomenclature.

Test: Heat Treatment & Case Hardening Of Steels - Question 5

Which of the following are true for aluminium

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 5

Explanation: All are properties of aluminium.

Test: Heat Treatment & Case Hardening Of Steels - Question 6

Is it possible to completely relieve the residual stresses in a cast steel product?

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 6

Explanation: Solidification results in great amount of residual stresses.

Test: Heat Treatment & Case Hardening Of Steels - Question 7

 Poor fluidity and contraction are compulsory to be taken into consideration while designing a cast steel product.

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 7

Explanation: Contraction affects to quite a extent in cast steel.

Test: Heat Treatment & Case Hardening Of Steels - Question 8

 In alloy 4450, 2nd digit represents?

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 8

Explanation: Second digit is used to represent major alloying element.

Test: Heat Treatment & Case Hardening Of Steels - Question 9

In alloy 4450, 4 represents?

Detailed Solution for Test: Heat Treatment & Case Hardening Of Steels - Question 9

Explanation: In alloy nomenclature,1=Al;2=Cu;3=Mn;4=Si;5=Mg.

Test: Heat Treatment & Case Hardening Of Steels - Question 10

An aluminium alloy casting with 9.8% Cu, 1.0% Fe and 0.25% Mg

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