Description: Electric motor efficiency is the ratio between power output (mechanical) and power input (electrical).; Name: engine efficiency
Description: Determined proportion of the motor power input P_mot delivered as pump power input P_mot,u; Name: Motor efficiency
Description: ten times the logarithm to the base 10 of the ratio of the sound power of a source, p, to a reference value, p0, expressed in decibels; Name: sound output level