Engineering Board Exam Reviewer · Series-Parallel Circuits · medium

In the series-parallel circuit shown, V=56 V, R1=6, , R2=10, , and R3=40, . Find the total power dissipated in the circuit.

  1. 522.67 W
  2. 96 W
  3. 56 W
  4. 224 W

Answer

D. 224 W

Solution

IT=4 A, so PT=VIT=(56 V)(4 A)=224 W.

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