MOS Lab Quiz

What is yield strength of Grade 40 Steel in PSI?

• 10000

• 20000

• 30000

• 40000

When load is applied on steel, What reaches first?

• Tensile Strength

• Yield Strength

• Ultimate Strength

• Rupture Strength

The maximum Strength of Cement mortar is achieved after?

• 7 days

• 14 days

• 28 days

• None of these

The unit of Area in the compression Testing Machine available in the MUST lab

• meter square

• millimeter square

• feet square

• All of these

Loading rate for compressive strength test of cement cube is

• 2500 N/S

• 2400 N/S

• 1600 N/S

• None

Elastic range of steel ends after

• Yield Strength

• Ultimate Strength

• Fracture Strength

• None of these

in a tensile test on mild steel, the breaking stress as compared to ultimate tensile stress is

• more

• less

• same

• may have any value

in a tensile test, near the elastic limit zone, the strain

• increases more quickly

• decreases more quickly

• increases in proportion to stress

• remains constant

UTM is used for

• Tensile Strength of Steel

• Bend Test of Steel

• All of these

• None

Mold used for flexural strength of cement is called

• Prism

• Cube

• Both

• None of these