Shear Stress in Laminar Flow Formulas

The Shear Stress refers to the force tending to cause deformation of a material by slippage along a plane or planes parallel to the imposed stress. And is denoted by 𝜏. Shear Stress is usually measured using the Pascal for Stress. Note that the value of Shear Stress is always positive.

Formulas to find Shear Stress in Laminar Flow

fxShear Stress given Slope of ChannelGo

fxBed Shear StressGo

Laminar Flow formulas that make use of Shear Stress

fxDiameter of Section given Slope of ChannelGo

fxSlope of Channel given Shear StressGo

fxBed Slope given Bed Shear StressGo

fxDiameter of Section given Bed Shear StressGo

List of variables in Laminar Flow formulas

fx Specific Weight of Liquid Go

fx Slope of Bed Go

fx Diameter of Section Go

fx Horizontal Distance Go

FAQ

What is the Shear Stress?

The Shear Stress refers to the force tending to cause deformation of a material by slippage along a plane or planes parallel to the imposed stress. Shear Stress is usually measured using the Pascal for Stress. Note that the value of Shear Stress is always positive.

Can the Shear Stress be negative?

No, the Shear Stress, measured in Stress cannot be negative.

What unit is used to measure Shear Stress?

Shear Stress is usually measured using the Pascal[Pa] for Stress. Newton per Square Meter[Pa], Newton per Square Millimeter[Pa], Kilonewton per Square Meter[Pa] are the few other units in which Shear Stress can be measured.

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