Answer: (4)
The commercial unit of electrical energy is a kilowatt-hour (kWh). The energy generated by a kilowatt power source in 1 hour is 1 kWh.
1kWh = 1kW × 1hour
1kWh = 1000 × 60 × 60
1kWh = 3.6 × 106 J
1kWh = 3.6 MJ
Answer: (4)
The commercial unit of electrical energy is a kilowatt-hour (kWh). The energy generated by a kilowatt power source in 1 hour is 1 kWh.
1kWh = 1kW × 1hour
1kWh = 1000 × 60 × 60
1kWh = 3.6 × 106 J
1kWh = 3.6 MJ
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