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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
13 Nov 2021

Given information

Resistors  

The equivalent resistance of the “ladder”    =?

Step-by-step explanation

Step 1.
The equivalent resistance of the “ladder” of equal resistors is shown in the figure

The three resistors on the right are in series, so their equivalent resistance is   

 

Resistance  and    are connected in parallel, we have
 

 

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