A 22-A current flows into a parallel combination of 4.0 W, 6.0 W, and 12 W resistors. What current flows through the 12-W resistor?

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Kirchhoff's junction rule: At any junction point, the sum of all the currents entering the junction must equal the sum of all the currents leaving the junction.
Kirchhoff's loop rule: The sum of the changes in potential around any closed path of a circuit must be zero.
 


A 22-A current flows into a parallel combination of 4.0 W, 6.0 W, and 12 W resistors. What current flows through the 12-W resistor?