The Energy discharged from the battery within 2 hours is 0.12kWh
Energy is the capacity for doing work. It may exist in potential, kinetic, thermal, electrical, chemical, nuclear. It is measured in joules.
A kilowatt hour (kWh) is a measure of how much energy you're using per hour.
From the question:
Energy discharged from the battery = 60W * 2 hours = 120 Wh = 0.12kWh
The Energy discharged from the battery within 2 hours is 0.12kWh
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