Strength of Materials Lab


Equipment title

Specifications

Description

BENDING MOMENTS AND SHEAR FORCE IN A BEAM

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  • Load cell
  • Weights
  • Strain Gauges

  • Bending moment variation at the point of loading
  • Variation of bearing moment away from the point of loading
  • Examination of various other loading cases, including loads traversing the beam
  • Shear force variation with an increasing point load
  • Variation of shear force for various loading

UNSYMMETRICAL BENDING AND SHEAR CENTRE

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  • Digital Deflection Indicators
  • Test specimen
  • Weights

 

 

  • Horizontal and vertical deflection of different asymmetrical sections at various angles
  • Horizontal and vertical deflection of different asymmetrical sections at various loads
  • The relationship between the vertical and horizontal deflections and the principle moments of area of each section
  • The shear center of various asymmetrical sections

PIN JOINTED FRAMEWORKS

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  • Load cell
  • Strain bridge
  • Deflection indicator

 

 

 

  • Study of strains, stresses, forces and deflections in various frameworks including a warren girder and roof truss
  • Comparison of different frameworks

THREE-PINNED ARCH

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  • Load cell
  • Digital force display

 

 

  • Demonstration of the characteristics of a three-pinned arch
  • Examination of the relationship between applied loads and horizontal thrust produced from a simple determine arched structure
  • Appreciation of three-pinned arch footing stability,economy and so on

FIXED ARCH

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  • Load cell
  • Digital force display
  • Weights

 

 

  • Demonstration of the characteristics of a fixed  arch
  • Examination of the relationship between applied loads and horizontal thrust produced from a fixed(thus redundant in three degrees) arched structure
  • Comparison of fixed-arch behavior to simplified theory based on the secant assumption

CONTINUOUS AND INDETERMINATE BEAM

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  • Load cell
  • Digital deflection indicator
  • Digital force display

 

 

  • Reactions of a simply supported beam
  • Reactions of a two-span continuous beam
  • Reactions and fixing moments of a fixed beam and a propped cantilever
  • Reaction and fixing moment of a propped cantilever with a sinking support
  • Relationship between load and deflection for beams and cantilevers

PLASTIC BENDING OF PORTALS

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  • Load cells
  • Digital deflection indicators
  • Digital force display
  • Weights
  • A rectangular portal with a uniform section
  • A rectangular portal with a non-uniform section

REDUNDANT TRUSS

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  • Load cells
  • Digital deflection indicators

 

 

  • A statically determinate framework
  • A statically indeterminate framework

FRAME DEFLECTIONS AND REACTIONS

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  • Load cells
  • Digital deflection indicators
  • Digital force display
  • Vernier

 

 

  • Reactions between load and deflection for portal frames loaded to the plastic condition
  • Introduction to limit state design
  • Relationship between maximum loading and plastic hinge formation in portal frames loaded vertically from the center, horizontally from one corner and equally from both positions
  • Interaction between horizontal and vertical loading in terms of plastic hinge position and mode of collapse

LOADING AND BUCKLING OF STRUTS

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  • Load cells
  • Digital force display
  • Vernier

 

 

  • Euler buckling loads
  • Relationship between strut length and collapse load
  • Relationship between end-fixing conditions and collapse loads
  • Nature of deflection and deflected shapes with various end-fixing conditions

TORSION OF CIRCULAR SECTION

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  • Digital force display
  • Vernier

 

 

 

  • The relationship  between specimen length, torque and angular deflection
  • The behavior of specimens of different material and sections
  • General torsion theory
  • Shear modulus