Calculate the current in the motor

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Reference no: EM13290924

A 120-V motor has mechanical power output of2.10hp. It is84.0%efficient in converting power that it takes in by electrical transmission into mechanical power.

(a) Find the current in the motor.

A

(b) Find the energy delivered to the motor by electrical transmission in2.50h of operation.

J

(c) If the electric company charges $0.160/kWh, what does it cost to run the motor for2.50h?

$

Reference no: EM13290924

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