19) D
Power = Energy/time
Time = 10 milliseconds = 0.01 seconds
Energy = 125J
Power = 125/0.01 = 12500 Watts
We know the voltage = 500V and that Power = Current x voltage
Current = Power ÷ Voltage
Current = 12500 ÷ 500 = 25 A
19) D
Power = Energy/time
Time = 10 milliseconds = 0.01 seconds
Energy = 125J
Power = 125/0.01 = 12500 Watts
We know the voltage = 500V and that Power = Current x voltage
Current = Power ÷ Voltage
Current = 12500 ÷ 500 = 25 A