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3. A very random appliance is plugged in drawing 2.0 A and 120 V. If it runs for 4 hours, how much energy has been

3. A very random appliance is plugged in drawing 2.0 A and 120 V. If it runs for 4 hours, how much energy has been consumed? (4 marks) a) In Joules b) In kWh

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