Answer to Question #180048 in Classical Mechanics for Jethro Torio

Question

At 12.00 currency unit per kilowatt hour (kWh) how much does it cost to operate a 10-hp motor for 8 hours?

Answer 1

Convert 10 hp to kW: this will be 7.457 kW. Multiply by 8 to get kWh: 59.66 kWh.

Calculate the cost:

$$C=12·59.66=715.9\text{ currency units}$$