Engineering Board Exam Reviewer · Parallel Circuits · medium

A total current of 8 A divides between a 6, resistor and a 12, resistor in parallel. What is the current in the 6, resistor?

  1. 2.67 A
  2. 5.33 A
  3. 4 A
  4. 10.67 A

Answer

B. 5.33 A

Solution

Current divider: I6=I12/6+12=8·12/18=5.33 A (the smaller resistor carries the larger current).

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