Thin-walled open sections Thin-walled open sections may be defined as … [Read more...] about Definition of Thin-walled open sections

# Mechanics of Solids 2

## Definition of shear Center

Shear Center Shear center is defined as the point on the beam section where load is … [Read more...] about Definition of shear Center

## Strain measuring instruments | Strain Gauges

Strain measuring instruments : These are of the following types : Mechanical. Electrical. (Strain gauges) Photoelectrical. Basic working principle of strain gauges : … [Read more...] about Strain measuring instruments | Strain Gauges

## Definition of Principal stresses | Principal plane | Principal Axis

Principal stresses : Principal stresses may be defined as " The extreme values of the normal stresses possible in the material." … [Read more...] about Definition of Principal stresses | Principal plane | Principal Axis

## Maximum Principal strain theory or Saint Venant theory with equation

Maximum principal strain theory : This theory states that “ Yielding in a member subjected to complex/compound stress system commences when maximum principal strain of the system becomes equal to the strain corresponding to the yield … [Read more...] about Maximum Principal strain theory or Saint Venant theory with equation

## Maximum principal stress theory of failure with equations

Maximum principal stress theory : This theory states that "A structural component will fail when maximum principal stress of the system will become equal to the yield strength of same … [Read more...] about Maximum principal stress theory of failure with equations

## Shear stress is zero at principal plane

Proof of the statement "Shear stress is zero at principal plane." At principal plane shear stress is zero. There is maximum direct or normal stress but no shear stress at principal plane. … [Read more...] about Shear stress is zero at principal plane

## Derivation of the angle at which shear stress is maximum

Derivation of the angle at which shear stress is maximum: Shear stress is maximum at 45 degree from the principal plane. Below is the derivation of the angle at which shear stress is maximum. … [Read more...] about Derivation of the angle at which shear stress is maximum

## Shear stress equation on an oblique section of body

Shear stress equation on an oblique section of body: Below is the derivation of the shear stress equation on an oblique section of a … [Read more...] about Shear stress equation on an oblique section of body

## Derivation of maximum normal stress at principal plane

Derivation of maximum normal stress at principal plane To find the maximum value of normal stress at some angle, we have to differentiate the normal stress transformation equation, (which we derived in the previous article) with respect to dθ. Principal Plane : It is the plane at which normal stress attains the maximum value. Below is the derivation of maximum normal stress … [Read more...] about Derivation of maximum normal stress at principal plane