Homework Statement
"A motor having an efficiencyof 88% operates a crane having an efficiency of 42%. With what constant speed doess the crane lift a 410-kg crate of machine parts if the power supplied to the motor is 5.5kW"
e'=42%
e=88%
m=410 kg
dr=?
de=?
t=?
g=9.8m/s square...