Efficiency in Fluid Mechanics Formulas

The Efficiency of an electric motor is defined as the ratio of usable shaft power to electric input power. And is denoted by η.

Fluid Mechanics formulas that make use of Efficiency

fxHead Loss using Efficiency of Hydraulic TransmissionGo

What is the Efficiency?

The Efficiency of an electric motor is defined as the ratio of usable shaft power to electric input power.

Can the Efficiency be negative?

{YesorNo}, the Efficiency, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.

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