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- How much current is flowing through a circuit where the total voltage of the circuit is 7.01V and 2.9W of power is being consumed?An electric circuit has a total of 68.8 Ohms of resistance, and is operated under a voltage of 78 volts. What is the power in this circuit? Your answer should be in Watts, but do not write the unit, just the number.Battery has emf 12.0 volts and internal resistance 3.00 ohms.