Rockwell Hardness test_Material Testing Lab

Rockwell Hardness test_Material Testing Lab

University

10 Qs

quiz-placeholder

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Rockwell Hardness test_Material Testing Lab

Rockwell Hardness test_Material Testing Lab

Assessment

Quiz

Other

University

Medium

Created by

Saiful Hossain

Used 19+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rockwell test utilizes ___________ a measure of hardness.

Load

Depth of indentation

Diameter of indentation

Time of loading

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A minor load of _________ is applied to seat the specimen in the Rockwell test.

1 kg

5 kg

10 kg

150 kg

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is a limitation of the Rockwell test?

Slow speed

Personal error

Bigger size of indentation

Different indenters

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

which of these used to test hardness?
Rockwell TEST
Izod impact test

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Hardness of metal means that it is ...
resistant to corrosion
resistant to bending
resistant to abrasion/permanent deformation
resistant to rupture

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

which material is hardest

Aluminium

Copper

Steel

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What minimizes the amount of surface preparation in Rockwell test?

Minor load

Indenter surface

Indenter geometry

Heat-treatment

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