Related Questions

If percentage reduction in area of a certain specimen made of material 'A' under tensile test is 60% and the percentage reduction in area of a specimen with same dimensions made of material 'B' is 40%, then
The ductility of the material __________ with the decrease in percentage elongation of a specimen under tensile test.
During a tensile test on a specimen of 1 cm cross-section, maximum load observed was 8 tonnes and area of cross-section at neck was 0.5 cm2. Ultimate tensile strength of specimen is
The ductility of a material is __________ to the increase in percentage reduction in an area.
The percentage reduction in area of a cast iron specimen during tensile test would be of the order of
In the context of tensile test of a ductile alloy, the following observations were made. Choose the correct ones from the following observations:
P. Per cent elongation is independent of the dimensions of the test specimens.
Q. The number of necking instabilities are different in cylindrical and sheet specimens.
R. The range of strain rates to be used for 'static tensile test' is 10-1 to 10-5 s-1.
R. The yield stress is independent of the temperature of the test.
The presence of second phase particle reduces the ductility of the material. The type of particle which has the least effect in lowering the ductility is __________
In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is
A rock specimen of 120 mm length and 54 mm diameter is subjected to uniaxial compressive loading. Two strain gauges, one axially and other radially, are attached to the specimen. At the breaking load, if these two gauges read 0.0082 m/m and 0.0023 m/m respectively, the Poisson's ratio of the specimen is
__________ test determines the yield strength, Young's modulus of elasticity, percentage reduction in area & percentage elongation of a material.