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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Weldzone Evaluation

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Beginner

Intermediate

Advanced

In the fusion zone of welding melting and solidification of the molten metal takes place?

a: True Explanation

Explanation

b: False Explanation

Explanation

During fusion welding, melting takes place in HAZ?

a: True Explanation

Explanation

b: False Explanation

Explanation

What are the different types of zones formed in fusion welding?

a: Fusion zone Explanation

Explanation

b: Heat affected zone Explanation

Explanation

c: Unaffected base metal or parent metal Explanation

Explanation

d: All of the above Explanation

Explanation

What is the primary characteristic of heat affected zone in welding?

a: It is the region where melting of the filler material will occur Explanation

Explanation

b: It is the region in which microstructural changes occur but does not melt Explanation

Explanation

c: It is the region in which microstructural changes and melting occur Explanation

Explanation

d: None of the above Explanation

Explanation

Which mechanical property will be influenced by the microstructure evolution?

a: Hardness Explanation

Explanation

b: Strength Explanation

Explanation

c: Toughness Explanation

Explanation

d: All of the above Explanation

Explanation

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