An emf of 120 V causes a current of 3A to flow in a circuit how much energy is supplied by the source in 12 seconds. A. 4130 J B. 4310 J C. 4320 J D. None of these 
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An emf of 120 V causes a current of 3A to flow in a circuit how much energy is supplied by the source in 12 seconds.  

4320 J

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