Calculate the heat energy produced by a heater when it is operated for 2 minutes, where the heater has a rating of 220 V - 3 A.
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Energy=workdone/time
Workdone=charge x voltage
So energy=charge x voltage/time
Charge=3Ampere
Voltage=220v
Time=2x60=120s
Putt in equation
Energy=220 x 3/120
Energy=5.5J
J=joule
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Workdone=charge x voltage
So energy=charge x voltage/time
Charge=3Ampere
Voltage=220v
Time=2x60=120s
Putt in equation
Energy=220 x 3/120
Energy=5.5J
J=joule
Mark me as brainliest if you liked my answer
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