Question: A small motor draws a current of 1.75 A from a 120-V line. The output power of the motor is 0.20 hp. (a) At a

A small motor draws a current of 1.75 A from a 120-V line. The output power of the motor is 0.20 hp.
(a) At a rate of $0.060/kWh, what is the cost of operating the motor for 4.0 h?
(b) What is the efficiency of the motor?

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