Strength of Materials Quiz

What is the ratio of the transverse strain to the corresponding axial strain in a body subjected to uniaxial stress?

• Poisson’s ratio

• Euler’s ratio

• Refractive index

• Dielectric index

What are the four basic forms of deformation of solid bodies?

• Tension, compression, bending and twisting

• Tension, compression, elongation and bending

• Tension, compression, plastic and elastic

• Tension, compression, elongation and torsion

What is a structural member supported horizontally and carries transverse loading?

• Beam

• Column

• Arch

• Shaft

What refers to a slender member which prevents parts of a structure moving towards each other under compressive force?

• Tie

• Column

• Panel

• Strut

What refers to a slender member which prevents parts of a structure moving towards each other under compressive force?

• Tie

• Column

• Strut

• Arch

What refers to the point in which the bending moment changes sign through a zero value?

• Critical point

• Point of inflection

• Point of contraflexure

• Point of zero stress

What is the unit of strain?

• Pascal

• Unitless

• N-m

• N-m/s

Volumetric stain is the:

• change in volume per unit time

• square root of difference of original volume and change in volume

• original volume minus change in volume

• ratio of change in volume to original volume

What refers to the stress in the material at the elastic limit?

• Working stress

• Yield stress

• Ultimate stress

• Maximum stress

Which of the following materials has the least modulus of elasticity?

• Steel

• Glass

• Copper

• Aluminum