28.25 [II] Three resistors, of 40 2, 60 2, and 120 2, are connected in parallel, and this parallel group is connected in series with 152 in series with 25 2. The whole system is then connected to a 120-V source. Determine (a) the current in the 25 2, (b) the potential drop across the parallel group, (c) the potential drop across the 25 2, (d) the current in the 60 2, (e) the current in the 40 2.

28.25 [II] Three resistors, of 40 2, 60 2, and 120 2, are connected in parallel, and this parallel group is connected in series with 152 in series with 25 2. The whole system is then connected to a 120-V source. Determine (a) the current in the 25 2, (b) the potential drop across the parallel group, (c) the potential drop across the 25 2, (d) the current in the 60 2, (e) the current in the 40 2.

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter18: Direct-Current Circuits

Section: Chapter Questions

Problem 51AP: When two unknown resistors are connected in series with a battery, the battery delivers 225 W and...

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