SOLID MECHANICS INTERVIEW QUESTIONS

SOLID MECHANICS INTERVIEW QUESTIONS

SOLID MECHANICS INTERVIEW QUESTIONS


  • What is stress? How is it calculated?
  • What is strain? How is it calculated?
  • What is Hooke’s law?
  • What is Poisson’s ratio?
  • What is Young’s modulus?
  • What is the difference between tensile and compressive stress?
  • What is shear stress?
  • What is the difference between elastic and plastic deformation?
  • What is yield strength?
  • What is ultimate tensile strength?
  • What is fatigue failure?
  • What is creep?
  • What is fracture toughness?
  • What is the difference between ductile and brittle materials?
  • What is the difference between isotropic and anisotropic materials?
  • What is the difference between linear and nonlinear materials?
  • What is the difference between statically determinate and indeterminate structures?
  • What is the difference between a beam and a column?
  • What is the difference between a simple beam and a cantilever beam?
  • What is the difference between a statically determinate and indeterminate beam?
  • What is the bending moment?
  • What is the shear force?
  • What is the deflection of a beam?
  • What is the moment of inertia of a beam?
  • What is the difference between a concentrated load and a distributed load?
  • What is the difference between a point load and a uniformly distributed load?
  • What is the difference between a statically determinate and indeterminate truss?
  • What is the difference between a pinned support and a fixed support?
  • What is the difference between a simply supported beam and a fixed beam?
  • What is the difference between a portal frame and a space frame?
  • What is the difference between a moment and a torque?
  • What is the principle of superposition?
  • What is the difference between a force and a moment?
  • What is the principle of virtual work?
  • What is the difference between a linear and nonlinear system?
  • What is the principle of equilibrium?
  • What is the difference between static and dynamic equilibrium?
  • What is the difference between a concentrated and distributed moment?
  • What is the difference between the centroid and the center of gravity?
  • What is the difference between a truss and a frame?
  • What is the difference between a statically determinate and indeterminate frame?
  • What is the difference between a propped cantilever and a fixed beam?
  • What is the difference between an underdamped and overdamped system?
  • What is the difference between a slender and short column?
  • What is the difference between buckling and yielding?
  • What is the Euler buckling formula?
  • What is the difference between a cross-sectional area and a moment of inertia?
  • What is the difference between a beam and a plate?
  • What is the difference between a circular and rectangular cross-section?
  • What is the difference between a cantilever and a simply supported plate?
  • What is the difference between a uniaxial and biaxial stress state?
  • What is the difference between a stress concentration and stress relaxation?
  • What is the difference between a brittle and a ductile material?
  • What is the difference between a notch and a hole in a material?
  • What is the difference between a material’s yield stress and ultimate stress?
  • What is the difference between a brittle and a tough material?
  • What is the difference between a composite and homogeneous material?
  • What is the difference between a linear and nonlinear stress-strain curve?
  • What is the difference between a static and dynamic load?
  • What is the difference between a tensile and compressive strain?
  • What is the difference between a ductile and a brittle fracture?
  • What is the difference between a linear and nonlinear deformation?
  • What is the difference between a compression and tension test?
  • What is the difference between a stress and a strain tensor?
  • What is the difference between a bending and torsional stress?
  • What is the difference between a principal and von Mises stress?
  • What is the difference between a shear and normal stress?
  • What is the difference between a longitudinal and transverse wave?
  • What is the difference between a rigid body and a deformable body?
  • What is the difference between a Mohr’s circle and stress transformation equations?
  • What is the difference between a statically indeterminate and unstable system?
  • What is the difference between a single and double shear?
  • What is the difference between a simple and compound pendulum?
  • What is the difference between a beam and a girder?
  • What is the difference between a steel and concrete beam?
  • What is the difference between a reinforced and prestressed concrete beam?
  • What is the difference between a positive and negative moment?
  • What is the difference between a tension and compression member?
  • What is the difference between a pin-jointed and rigid jointed frame?
  • What is the difference between a moment of inertia and section modulus?
  • What is the difference between a uniform and non-uniform bending?
  • What is the difference between a free and forced vibration?
  • What is the difference between a natural and forced frequency?
  • What is the difference between a critical and non-critical damping?
  • What is the difference between a solid and hollow shaft?
  • What is the difference between a statically determinate and indeterminate shaft?
  • What is the difference between a static and dynamic load on a shaft?
  • What is the difference between a gear and a pulley?
  • What is the difference between a bolt and a screw?
  • What is the difference between a bearing and a bushing?
  • What is the difference between a sliding and rolling contact bearing?
  • What is the difference between a ball and roller bearing?
  • What is the difference between a journal and thrust bearing?
  • What is the difference between a cantilever and a fixed-fixed beam?
  • What is the difference between a cantilever and overhanging beam?
  • What is the difference between a dead and live load?
  • What is the difference between a beam and a plate bending?
  • What is the difference between a panel and a shell?
  • What is the difference between a bar and a beam?
  • What is the difference between a cable and a rod?
  • What is the difference between a truss and a cable structure?
  • What is the difference between a frame and a shell structure?
  • What is the difference between a bridge and a building structure?
  • What is the difference between a linear and nonlinear buckling?
  • What is the difference between a material’s elastic modulus and modulus of resilience?
  • What is the difference between a material’s toughness and hardness?
  • What is the difference between a material’s fatigue strength and endurance limit?
  • What is the difference between a stress concentration factor and fatigue factor?
  • What is the difference between a fracture and fatigue crack growth?
  • What is the difference between a stress raiser and stress concentration?
  • What is the difference between a shear center and centroid?
  • What is the difference between a pure bending and combined bending and torsion?
  • What is the difference between a simple and complex loading condition?
  • What is the difference between a boundary value and initial value problem?
  • What is the difference between a statically determinate and indeterminate cable structure?
  • What is the difference between a slender and thick-walled pressure vessel?
  • What is the difference between a plane and curved surface?
  • What is the difference between a normal and shear strain?
  • What is the difference between a non-prismatic and prismatic beam?
  • What is the difference between a concentrated and uniform moment?
  • What is the difference between a shallow and deep beam?
  • What is the difference between a homogeneous and heterogeneous material?
  • What is the difference between a brittle and fatigue failure?
  • What is the difference between a one-way and two-way slab?
  • What is the difference between a grillage and plate girder?
  • What is the difference between a top-down and bottom-up construction method?
  • What is the difference between a bolted and welded joint?
  • What is the difference between a rectangular and circular shaft?
  • What is the difference between a static and dynamic friction coefficient?
  • What is the difference between a primary and secondary load?
  • What is the difference between a tension and torsion test?
  • What is the difference between a stress and strain state?
  • What is the difference between a bending and buckling moment?
  • What is the difference between a bearing capacity and compressive strength?
  • What is the difference between a hinge and fixed support?
  • What is the difference between a concentric and eccentric load?
  • What is the difference between a kinematic and static indeterminacy?
  • What is the difference between a linear and nonlinear material?
  • What is the difference between a hyperelastic and viscoelastic material?
  • What is the difference between a ductile and brittle material?
  • What is the difference between a composite and homogeneous material?
  • What is the difference between a bar and a strut?
  • What is the difference between a rolling and sliding contact joint?
  • What is the difference between a metal and a polymer material?
  • What is the difference between a pin and a bolted connection?
  • What is the difference between a shell and a membrane structure?
  • What is the difference between a tapered and uniform beam?
  • What is the difference between a tie and a strut?
  • What is the difference between a torque and moment of inertia?
  • What is the difference between a beam and column buckling?
  • What is the difference between a principal and shear stress?
  • What is the difference between a torsional and bending rigidity?
  • What is the difference between a composite and sandwich panel?
  • What is the difference between a simply supported and continuous beam?
  • What is the difference between a pre-stressed and post-tensioned concrete beam?
  • What is the difference between a plastic and elastic deformation?
  • What is the difference between a nodal and element stiffness matrix?
  • What is the difference between a tapered and straight roller bearing?
  • What is the difference between a press-fit and interference-fit joint?
  • What is the difference between a fatigue and creep deformation?
  • What is the difference between a linear and nonlinear strain energy density function?
  • What is the difference between a thin and thick shell structure?
  • What is the difference between a stress and strain tensor?
  • What is the difference between a spring and dashpot element?
  • What is the difference between a spherical and cylindrical pressure vessel?
  • What is the difference between a kinematic and isotropic hardening?
  • What is the difference between a bulk and surface material defect?
  • What is the difference between a ductile and brittle fracture?
  • What is the difference between a shallow and deep foundation?
  • What is the difference between a boundary and initial value problem in dynamics?
  • What is the difference between a local and global buckling?
  • What is the difference between a beam and frame structure?
  • What is the difference between a pin-jointed and rigid joint structure?
  • What is the difference between a Mohr’s circle and principal stress?
  • What is the difference between a laminar and turbulent flow?
  • What is the difference between a tensile and compressive stress?
  • What is the difference between a small and large deflection?
  • What is the difference between a cantilever and simply supported beam?
  • What is the difference between a hinge and roller support?
  • What is the difference between a modal and harmonic analysis?
  • What is the difference between a self-weight and external load on a structure?
  • What is the difference between a reinforced and prestressed concrete beam?
  • What is the difference between a free and forced vibration?
  • What is the difference between a symmetrical and unsymmetrical bending?
  • What is the difference between a straight and curved beam?
  • What is the difference between a nodal and elemental force vector?
  • What is the difference between a shear and moment diagram?
  • What is the difference between a laminated and sandwich plate?
  • What is the difference between a column and beam member in a structure?
  • What is the difference between a truss and frame member in a structure?

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