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Speclore

Dimensional analysis und dimensionless numbers

Buckingham pi theorem, dimensional analysis method, und key dimensionless numbers in engineering.

dimensionalanalysis

Overview

Engineering reference data for Dimensional Analysis and Dimensionless Numbers in basics.

Key Formulas

Ohm's Law

V=IRV = IR

Voltage = Current × Resistance.

Newton's Second Law

F=maF = ma

Force = mass × acceleration.

Conservation of Energy

Ein=Eout+ΔEstoredE_{in} = E_{out} + \Delta E_{stored}

Energy balance.

Variables

SymbolDescriptionUnit
VVVoltageV
IICurrentA
RRResistanceΩ
FFForceN
mmMasskg
aaAccelerationm/s²

References