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WorksheetsTesting of Materials_2 (Tensile and Hardness Test)
Total questions: 10
Worksheet time: 3mins
Rockwell test utilizes ___________ a measure of hardness.
Load
Depth of indentation
Diameter of indentation
Time of loading
A minor load of _________ is applied to seat the specimen in the Rockwell test.
1 kg
5 kg
10 kg
150kg
How does the Vicker’s hardness test differ from Brinell’s?
Duration of indentation
Materials to be tested
Type of indenter
Load applied
What is the angle of indenter in Vicker’s hardness test?
96 degrees
110 degrees
150 degrees
136 degrees
The ability of the material to resist stress without failure is called
Strength
Hardness
stiffness
toughness
which material is hardest
Aluminium
Copper
Steel
Name the part of the graph- G
stress
strain
fracture point
elasticity range
Unrecoverable elongation beyond the elastic limit.
Resilience
Yield Point
Elastic Limit
Plastic Deformation
A measure of stiffness—The ability of a material to resist stretching when loaded.
Modulus of Elasticity
Force over axial distance
Cross Sectional Area over Elongation
Modulus of Plasticity
In following Brinell hardness quotation
(1800 HBW 10/3000/30 ), 30 is for
Diameter of indenter
The applied force
Test time
Indenter material
