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Problem

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Textbook Expert
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19 Nov 2021

Given information

Given,

Wheatstone's Bridge circuit with resistances ,   and .

Step-by-step explanation

Step 1.

Let I be the current supplied by a battery,

at point A the current gets split into and  

 

Let resistance of Ammeter is   Current flowing through ammeter is   

Applying Kirchhoff's Voltage law for a loop ABDA ,

                                           -----(1)

Applying Kirchhoff's Voltage law for a loop BCDB ,

                                -----(2)

 

 

 

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